Home / 150,088,951.36-207,105,347.52-84,013,149.76

Finding the Fourth Proportional to 150,088,951.36, 207,105,347.52 and 84,013,149.76

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Solution

The fourth proportional to 150,088,951.36, 207,105,347.52 and 84,013,149.76 is: 115,928,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,088,951.36 : 207,105,347.52 = 84,013,149.76 : x
  2. Step 2: Convert to fraction form
    150,088,951.36/207,105,347.52 = 84,013,149.76/x
  3. Step 3: Cross multiply
    150,088,951.36x = 207,105,347.52 × 84,013,149.76
  4. Step 4: Simplify right side
    150,088,951.36x = 17,399,572,577,294,606
  5. Step 5: Solve for x
    x = 17,399,572,577,294,606/150,088,951.36
  6. Step 6: Final answer
    x = 115,928,403.92

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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.