Home / 121,367,560.80-182,114,326.80-53,217,141.60

Finding the Fourth Proportional to 121,367,560.80, 182,114,326.80 and 53,217,141.60

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Solution

The fourth proportional to 121,367,560.80, 182,114,326.80 and 53,217,141.60 is: 79,853,330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,367,560.80 : 182,114,326.80 = 53,217,141.60 : x
  2. Step 2: Convert to fraction form
    121,367,560.80/182,114,326.80 = 53,217,141.60/x
  3. Step 3: Cross multiply
    121,367,560.80x = 182,114,326.80 × 53,217,141.60
  4. Step 4: Simplify right side
    121,367,560.80x = 9,691,603,916,704,276
  5. Step 5: Solve for x
    x = 9,691,603,916,704,276/121,367,560.80
  6. Step 6: Final answer
    x = 79,853,330.27

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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.