Home / 546,948,884.57-820,425,430.47-132,425,015.28

Finding the Fourth Proportional to 546,948,884.57, 820,425,430.47 and 132,425,015.28

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Solution

The fourth proportional to 546,948,884.57, 820,425,430.47 and 132,425,015.28 is: 198,638,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,948,884.57 : 820,425,430.47 = 132,425,015.28 : x
  2. Step 2: Convert to fraction form
    546,948,884.57/820,425,430.47 = 132,425,015.28/x
  3. Step 3: Cross multiply
    546,948,884.57x = 820,425,430.47 × 132,425,015.28
  4. Step 4: Simplify right side
    546,948,884.57x = 108,644,850,167,375,552
  5. Step 5: Solve for x
    x = 108,644,850,167,375,552/546,948,884.57
  6. Step 6: Final answer
    x = 198,638,032.24

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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.