Home / 962,172,520.20-1,443,471,356.64-348,740,802.72

Finding the Fourth Proportional to 962,172,520.20, 1,443,471,356.64 and 348,740,802.72

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Solution

The fourth proportional to 962,172,520.20, 1,443,471,356.64 and 348,740,802.72 is: 523,188,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,172,520.20 : 1,443,471,356.64 = 348,740,802.72 : x
  2. Step 2: Convert to fraction form
    962,172,520.20/1,443,471,356.64 = 348,740,802.72/x
  3. Step 3: Cross multiply
    962,172,520.20x = 1,443,471,356.64 × 348,740,802.72
  4. Step 4: Simplify right side
    962,172,520.20x = 503,397,359,617,961,088
  5. Step 5: Solve for x
    x = 503,397,359,617,961,088/962,172,520.20
  6. Step 6: Final answer
    x = 523,188,252.68

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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.