Home / 247,714,891.40-371,572,337.10-166,085,553.80

Finding the Fourth Proportional to 247,714,891.40, 371,572,337.10 and 166,085,553.80

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Solution

The fourth proportional to 247,714,891.40, 371,572,337.10 and 166,085,553.80 is: 249,128,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,714,891.40 : 371,572,337.10 = 166,085,553.80 : x
  2. Step 2: Convert to fraction form
    247,714,891.40/371,572,337.10 = 166,085,553.80/x
  3. Step 3: Cross multiply
    247,714,891.40x = 371,572,337.10 × 166,085,553.80
  4. Step 4: Simplify right side
    247,714,891.40x = 61,712,797,384,013,792
  5. Step 5: Solve for x
    x = 61,712,797,384,013,792/247,714,891.40
  6. Step 6: Final answer
    x = 249,128,330.70

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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.