Home / 70,761,187.50-106,137,788.94-31,358,092.74

Finding the Fourth Proportional to 70,761,187.50, 106,137,788.94 and 31,358,092.74

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Solution

The fourth proportional to 70,761,187.50, 106,137,788.94 and 31,358,092.74 is: 47,035,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,761,187.50 : 106,137,788.94 = 31,358,092.74 : x
  2. Step 2: Convert to fraction form
    70,761,187.50/106,137,788.94 = 31,358,092.74/x
  3. Step 3: Cross multiply
    70,761,187.50x = 106,137,788.94 × 31,358,092.74
  4. Step 4: Simplify right side
    70,761,187.50x = 3,328,278,628,799,066
  5. Step 5: Solve for x
    x = 3,328,278,628,799,066/70,761,187.50
  6. Step 6: Final answer
    x = 47,035,369.90

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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.