Home / 302,377,515.60-453,650,254.20-129,936,939.60

Finding the Fourth Proportional to 302,377,515.60, 453,650,254.20 and 129,936,939.60

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Solution

The fourth proportional to 302,377,515.60, 453,650,254.20 and 129,936,939.60 is: 194,941,497.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,377,515.60 : 453,650,254.20 = 129,936,939.60 : x
  2. Step 2: Convert to fraction form
    302,377,515.60/453,650,254.20 = 129,936,939.60/x
  3. Step 3: Cross multiply
    302,377,515.60x = 453,650,254.20 × 129,936,939.60
  4. Step 4: Simplify right side
    302,377,515.60x = 58,945,925,679,510,040
  5. Step 5: Solve for x
    x = 58,945,925,679,510,040/302,377,515.60
  6. Step 6: Final answer
    x = 194,941,497.43

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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.