Home / 123,949,752.25-185,947,324.58-51,126,805.93

Finding the Fourth Proportional to 123,949,752.25, 185,947,324.58 and 51,126,805.93

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Solution

The fourth proportional to 123,949,752.25, 185,947,324.58 and 51,126,805.93 is: 76,699,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,949,752.25 : 185,947,324.58 = 51,126,805.93 : x
  2. Step 2: Convert to fraction form
    123,949,752.25/185,947,324.58 = 51,126,805.93/x
  3. Step 3: Cross multiply
    123,949,752.25x = 185,947,324.58 × 51,126,805.93
  4. Step 4: Simplify right side
    123,949,752.25x = 9,506,892,776,283,876
  5. Step 5: Solve for x
    x = 9,506,892,776,283,876/123,949,752.25
  6. Step 6: Final answer
    x = 76,699,570.62

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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.