Home / 498,096,943.20-745,129,875.60-437,630,767.20

Finding the Fourth Proportional to 498,096,943.20, 745,129,875.60 and 437,630,767.20

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Solution

The fourth proportional to 498,096,943.20, 745,129,875.60 and 437,630,767.20 is: 654,675,286.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,096,943.20 : 745,129,875.60 = 437,630,767.20 : x
  2. Step 2: Convert to fraction form
    498,096,943.20/745,129,875.60 = 437,630,767.20/x
  3. Step 3: Cross multiply
    498,096,943.20x = 745,129,875.60 × 437,630,767.20
  4. Step 4: Simplify right side
    498,096,943.20x = 326,091,759,122,468,544
  5. Step 5: Solve for x
    x = 326,091,759,122,468,544/498,096,943.20
  6. Step 6: Final answer
    x = 654,675,286.76

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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.