Home / 546,814,962.90-820,224,572.34-132,291,119.04

Finding the Fourth Proportional to 546,814,962.90, 820,224,572.34 and 132,291,119.04

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Solution

The fourth proportional to 546,814,962.90, 820,224,572.34 and 132,291,119.04 is: 198,437,193.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,814,962.90 : 820,224,572.34 = 132,291,119.04 : x
  2. Step 2: Convert to fraction form
    546,814,962.90/820,224,572.34 = 132,291,119.04/x
  3. Step 3: Cross multiply
    546,814,962.90x = 820,224,572.34 × 132,291,119.04
  4. Step 4: Simplify right side
    546,814,962.90x = 108,508,426,538,964,048
  5. Step 5: Solve for x
    x = 108,508,426,538,964,048/546,814,962.90
  6. Step 6: Final answer
    x = 198,437,193.39

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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.