Home / 814,316,395.26-1,123,666,709.79-457,002,218.58

Finding the Fourth Proportional to 814,316,395.26, 1,123,666,709.79 and 457,002,218.58

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Solution

The fourth proportional to 814,316,395.26, 1,123,666,709.79 and 457,002,218.58 is: 630,612,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,316,395.26 : 1,123,666,709.79 = 457,002,218.58 : x
  2. Step 2: Convert to fraction form
    814,316,395.26/1,123,666,709.79 = 457,002,218.58/x
  3. Step 3: Cross multiply
    814,316,395.26x = 1,123,666,709.79 × 457,002,218.58
  4. Step 4: Simplify right side
    814,316,395.26x = 513,518,179,318,518,976
  5. Step 5: Solve for x
    x = 513,518,179,318,518,976/814,316,395.26
  6. Step 6: Final answer
    x = 630,612,600.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.