Home / 174,539,251.90-261,787,882.65-72,292,627.90

Finding the Fourth Proportional to 174,539,251.90, 261,787,882.65 and 72,292,627.90

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Solution

The fourth proportional to 174,539,251.90, 261,787,882.65 and 72,292,627.90 is: 108,430,245.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,539,251.90 : 261,787,882.65 = 72,292,627.90 : x
  2. Step 2: Convert to fraction form
    174,539,251.90/261,787,882.65 = 72,292,627.90/x
  3. Step 3: Cross multiply
    174,539,251.90x = 261,787,882.65 × 72,292,627.90
  4. Step 4: Simplify right side
    174,539,251.90x = 18,925,333,989,145,316
  5. Step 5: Solve for x
    x = 18,925,333,989,145,316/174,539,251.90
  6. Step 6: Final answer
    x = 108,430,245.82

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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.