Home / 204,817,418.28-307,226,438.52-83,648,870.28

Finding the Fourth Proportional to 204,817,418.28, 307,226,438.52 and 83,648,870.28

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Solution

The fourth proportional to 204,817,418.28, 307,226,438.52 and 83,648,870.28 is: 125,473,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,817,418.28 : 307,226,438.52 = 83,648,870.28 : x
  2. Step 2: Convert to fraction form
    204,817,418.28/307,226,438.52 = 83,648,870.28/x
  3. Step 3: Cross multiply
    204,817,418.28x = 307,226,438.52 × 83,648,870.28
  4. Step 4: Simplify right side
    204,817,418.28x = 25,699,144,502,345,872
  5. Step 5: Solve for x
    x = 25,699,144,502,345,872/204,817,418.28
  6. Step 6: Final answer
    x = 125,473,432.48

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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.