Home / 75,636,279.96-104,375,310.64-42,144,028.53

Finding the Fourth Proportional to 75,636,279.96, 104,375,310.64 and 42,144,028.53

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Solution

The fourth proportional to 75,636,279.96, 104,375,310.64 and 42,144,028.53 is: 58,157,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,636,279.96 : 104,375,310.64 = 42,144,028.53 : x
  2. Step 2: Convert to fraction form
    75,636,279.96/104,375,310.64 = 42,144,028.53/x
  3. Step 3: Cross multiply
    75,636,279.96x = 104,375,310.64 × 42,144,028.53
  4. Step 4: Simplify right side
    75,636,279.96x = 4,398,796,069,439,772.50
  5. Step 5: Solve for x
    x = 4,398,796,069,439,772.50/75,636,279.96
  6. Step 6: Final answer
    x = 58,157,223.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.