Home / 227,559,195.87-314,032,236.17-123,138,387.69

Finding the Fourth Proportional to 227,559,195.87, 314,032,236.17 and 123,138,387.69

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Solution

The fourth proportional to 227,559,195.87, 314,032,236.17 and 123,138,387.69 is: 169,931,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,559,195.87 : 314,032,236.17 = 123,138,387.69 : x
  2. Step 2: Convert to fraction form
    227,559,195.87/314,032,236.17 = 123,138,387.69/x
  3. Step 3: Cross multiply
    227,559,195.87x = 314,032,236.17 × 123,138,387.69
  4. Step 4: Simplify right side
    227,559,195.87x = 38,669,423,243,557,832
  5. Step 5: Solve for x
    x = 38,669,423,243,557,832/227,559,195.87
  6. Step 6: Final answer
    x = 169,931,270.39

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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.