Home / 367,480,947.60-551,221,421.40-137,437,853.40

Finding the Fourth Proportional to 367,480,947.60, 551,221,421.40 and 137,437,853.40

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Solution

The fourth proportional to 367,480,947.60, 551,221,421.40 and 137,437,853.40 is: 206,156,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,480,947.60 : 551,221,421.40 = 137,437,853.40 : x
  2. Step 2: Convert to fraction form
    367,480,947.60/551,221,421.40 = 137,437,853.40/x
  3. Step 3: Cross multiply
    367,480,947.60x = 551,221,421.40 × 137,437,853.40
  4. Step 4: Simplify right side
    367,480,947.60x = 75,758,688,905,312,816
  5. Step 5: Solve for x
    x = 75,758,688,905,312,816/367,480,947.60
  6. Step 6: Final answer
    x = 206,156,780.10

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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.