Home / 99,293,550.76-137,026,361.07-54,644,663.50

Finding the Fourth Proportional to 99,293,550.76, 137,026,361.07 and 54,644,663.50

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Solution

The fourth proportional to 99,293,550.76, 137,026,361.07 and 54,644,663.50 is: 75,410,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,293,550.76 : 137,026,361.07 = 54,644,663.50 : x
  2. Step 2: Convert to fraction form
    99,293,550.76/137,026,361.07 = 54,644,663.50/x
  3. Step 3: Cross multiply
    99,293,550.76x = 137,026,361.07 × 54,644,663.50
  4. Step 4: Simplify right side
    99,293,550.76x = 7,487,759,391,299,650
  5. Step 5: Solve for x
    x = 7,487,759,391,299,650/99,293,550.76
  6. Step 6: Final answer
    x = 75,410,329.61

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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.