Home / 101,564,565.80-140,202,010.22-68,569,510.01

Finding the Fourth Proportional to 101,564,565.80, 140,202,010.22 and 68,569,510.01

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Solution

The fourth proportional to 101,564,565.80, 140,202,010.22 and 68,569,510.01 is: 94,654,893.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,564,565.80 : 140,202,010.22 = 68,569,510.01 : x
  2. Step 2: Convert to fraction form
    101,564,565.80/140,202,010.22 = 68,569,510.01/x
  3. Step 3: Cross multiply
    101,564,565.80x = 140,202,010.22 × 68,569,510.01
  4. Step 4: Simplify right side
    101,564,565.80x = 9,613,583,142,158,554
  5. Step 5: Solve for x
    x = 9,613,583,142,158,554/101,564,565.80
  6. Step 6: Final answer
    x = 94,654,893.34

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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.