Home / 367,235,787.70-550,853,681.55-137,174,978.80

Finding the Fourth Proportional to 367,235,787.70, 550,853,681.55 and 137,174,978.80

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Solution

The fourth proportional to 367,235,787.70, 550,853,681.55 and 137,174,978.80 is: 205,762,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,235,787.70 : 550,853,681.55 = 137,174,978.80 : x
  2. Step 2: Convert to fraction form
    367,235,787.70/550,853,681.55 = 137,174,978.80/x
  3. Step 3: Cross multiply
    367,235,787.70x = 550,853,681.55 × 137,174,978.80
  4. Step 4: Simplify right side
    367,235,787.70x = 75,563,342,088,523,200
  5. Step 5: Solve for x
    x = 75,563,342,088,523,200/367,235,787.70
  6. Step 6: Final answer
    x = 205,762,468.20

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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.