Home / 89,907,087,901.15-134,850,134,109.57-36,122,046,216.85

Finding the Fourth Proportional to 89,907,087,901.15, 134,850,134,109.57 and 36,122,046,216.85

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Solution

The fourth proportional to 89,907,087,901.15, 134,850,134,109.57 and 36,122,046,216.85 is: 54,178,851,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,907,087,901.15 : 134,850,134,109.57 = 36,122,046,216.85 : x
  2. Step 2: Convert to fraction form
    89,907,087,901.15/134,850,134,109.57 = 36,122,046,216.85/x
  3. Step 3: Cross multiply
    89,907,087,901.15x = 134,850,134,109.57 × 36,122,046,216.85
  4. Step 4: Simplify right side
    89,907,087,901.15x = 4,871,062,776,654,307,786,752
  5. Step 5: Solve for x
    x = 4,871,062,776,654,307,786,752/89,907,087,901.15
  6. Step 6: Final answer
    x = 54,178,851,638.59

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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.