Home / 302,372,829.60-453,643,225.20-129,932,253.60

Finding the Fourth Proportional to 302,372,829.60, 453,643,225.20 and 129,932,253.60

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Solution

The fourth proportional to 302,372,829.60, 453,643,225.20 and 129,932,253.60 is: 194,934,467.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,372,829.60 : 453,643,225.20 = 129,932,253.60 : x
  2. Step 2: Convert to fraction form
    302,372,829.60/453,643,225.20 = 129,932,253.60/x
  3. Step 3: Cross multiply
    302,372,829.60x = 453,643,225.20 × 129,932,253.60
  4. Step 4: Simplify right side
    302,372,829.60x = 58,942,886,580,608,304
  5. Step 5: Solve for x
    x = 58,942,886,580,608,304/302,372,829.60
  6. Step 6: Final answer
    x = 194,934,467.69

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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.