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Finding the Fourth Proportional to 656,375,549.04, 984,199,844.16 and 268,470,774

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Solution

The fourth proportional to 656,375,549.04, 984,199,844.16 and 268,470,774 is: 402,557,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,375,549.04 : 984,199,844.16 = 268,470,774 : x
  2. Step 2: Convert to fraction form
    656,375,549.04/984,199,844.16 = 268,470,774/x
  3. Step 3: Cross multiply
    656,375,549.04x = 984,199,844.16 × 268,470,774
  4. Step 4: Simplify right side
    656,375,549.04x = 264,228,893,932,314,560
  5. Step 5: Solve for x
    x = 264,228,893,932,314,560/656,375,549.04
  6. Step 6: Final answer
    x = 402,557,490.63

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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.