Home / 615,754,167.80-922,343,546.10-288,508,983.80

Finding the Fourth Proportional to 615,754,167.80, 922,343,546.10 and 288,508,983.80

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Solution

The fourth proportional to 615,754,167.80, 922,343,546.10 and 288,508,983.80 is: 432,160,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,754,167.80 : 922,343,546.10 = 288,508,983.80 : x
  2. Step 2: Convert to fraction form
    615,754,167.80/922,343,546.10 = 288,508,983.80/x
  3. Step 3: Cross multiply
    615,754,167.80x = 922,343,546.10 × 288,508,983.80
  4. Step 4: Simplify right side
    615,754,167.80x = 266,104,399,199,799,456
  5. Step 5: Solve for x
    x = 266,104,399,199,799,456/615,754,167.80
  6. Step 6: Final answer
    x = 432,160,126.74

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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.