Home / 261,830,273.38-392,747,378.81-116,224,690.39

Finding the Fourth Proportional to 261,830,273.38, 392,747,378.81 and 116,224,690.39

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Solution

The fourth proportional to 261,830,273.38, 392,747,378.81 and 116,224,690.39 is: 174,337,909.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,830,273.38 : 392,747,378.81 = 116,224,690.39 : x
  2. Step 2: Convert to fraction form
    261,830,273.38/392,747,378.81 = 116,224,690.39/x
  3. Step 3: Cross multiply
    261,830,273.38x = 392,747,378.81 × 116,224,690.39
  4. Step 4: Simplify right side
    261,830,273.38x = 45,646,942,502,113,304
  5. Step 5: Solve for x
    x = 45,646,942,502,113,304/261,830,273.38
  6. Step 6: Final answer
    x = 174,337,909.49

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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.