Home / 166,024,978.47-249,188,591.16-88,367,079.78

Finding the Fourth Proportional to 166,024,978.47, 249,188,591.16 and 88,367,079.78

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Solution

The fourth proportional to 166,024,978.47, 249,188,591.16 and 88,367,079.78 is: 132,631,055.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,024,978.47 : 249,188,591.16 = 88,367,079.78 : x
  2. Step 2: Convert to fraction form
    166,024,978.47/249,188,591.16 = 88,367,079.78/x
  3. Step 3: Cross multiply
    166,024,978.47x = 249,188,591.16 × 88,367,079.78
  4. Step 4: Simplify right side
    166,024,978.47x = 22,020,068,115,301,524
  5. Step 5: Solve for x
    x = 22,020,068,115,301,524/166,024,978.47
  6. Step 6: Final answer
    x = 132,631,055.39

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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.