Home / 123,008,614.02-169,755,430.32-68,008,013.46

Finding the Fourth Proportional to 123,008,614.02, 169,755,430.32 and 68,008,013.46

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Solution

The fourth proportional to 123,008,614.02, 169,755,430.32 and 68,008,013.46 is: 93,853,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,008,614.02 : 169,755,430.32 = 68,008,013.46 : x
  2. Step 2: Convert to fraction form
    123,008,614.02/169,755,430.32 = 68,008,013.46/x
  3. Step 3: Cross multiply
    123,008,614.02x = 169,755,430.32 × 68,008,013.46
  4. Step 4: Simplify right side
    123,008,614.02x = 11,544,729,590,110,650
  5. Step 5: Solve for x
    x = 11,544,729,590,110,650/123,008,614.02
  6. Step 6: Final answer
    x = 93,853,017.38

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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.