Home / 102,930,607,125.45-154,395,910,688.17-36,657,788,661.45

Finding the Fourth Proportional to 102,930,607,125.45, 154,395,910,688.17 and 36,657,788,661.45

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Solution

The fourth proportional to 102,930,607,125.45, 154,395,910,688.17 and 36,657,788,661.45 is: 54,986,682,992.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,930,607,125.45 : 154,395,910,688.17 = 36,657,788,661.45 : x
  2. Step 2: Convert to fraction form
    102,930,607,125.45/154,395,910,688.17 = 36,657,788,661.45/x
  3. Step 3: Cross multiply
    102,930,607,125.45x = 154,395,910,688.17 × 36,657,788,661.45
  4. Step 4: Simplify right side
    102,930,607,125.45x = 5,659,812,664,199,045,185,536
  5. Step 5: Solve for x
    x = 5,659,812,664,199,045,185,536/102,930,607,125.45
  6. Step 6: Final answer
    x = 54,986,682,992.17

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Double scale
Find fourth proportional to 102,930,607,126.45, 154,395,910,689.67 and 36,657,788,662.45
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.