Home / 546,579,729.90-819,868,937.94-178,114,101.12

Finding the Fourth Proportional to 546,579,729.90, 819,868,937.94 and 178,114,101.12

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Solution

The fourth proportional to 546,579,729.90, 819,868,937.94 and 178,114,101.12 is: 267,170,937.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,579,729.90 : 819,868,937.94 = 178,114,101.12 : x
  2. Step 2: Convert to fraction form
    546,579,729.90/819,868,937.94 = 178,114,101.12/x
  3. Step 3: Cross multiply
    546,579,729.90x = 819,868,937.94 × 178,114,101.12
  4. Step 4: Simplify right side
    546,579,729.90x = 146,030,218,917,392,192
  5. Step 5: Solve for x
    x = 146,030,218,917,392,192/546,579,729.90
  6. Step 6: Final answer
    x = 267,170,937.61

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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.