Home / 123,870,004.76-170,951,500.01-68,125,247.21

Finding the Fourth Proportional to 123,870,004.76, 170,951,500.01 and 68,125,247.21

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Solution

The fourth proportional to 123,870,004.76, 170,951,500.01 and 68,125,247.21 is: 94,018,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,870,004.76 : 170,951,500.01 = 68,125,247.21 : x
  2. Step 2: Convert to fraction form
    123,870,004.76/170,951,500.01 = 68,125,247.21/x
  3. Step 3: Cross multiply
    123,870,004.76x = 170,951,500.01 × 68,125,247.21
  4. Step 4: Simplify right side
    123,870,004.76x = 11,646,113,199,101,566
  5. Step 5: Solve for x
    x = 11,646,113,199,101,566/123,870,004.76
  6. Step 6: Final answer
    x = 94,018,832.26

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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.