Home / 1,109,156,670.38-1,530,684,032.28-614,119,422.62

Finding the Fourth Proportional to 1,109,156,670.38, 1,530,684,032.28 and 614,119,422.62

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Solution

The fourth proportional to 1,109,156,670.38, 1,530,684,032.28 and 614,119,422.62 is: 847,511,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,156,670.38 : 1,530,684,032.28 = 614,119,422.62 : x
  2. Step 2: Convert to fraction form
    1,109,156,670.38/1,530,684,032.28 = 614,119,422.62/x
  3. Step 3: Cross multiply
    1,109,156,670.38x = 1,530,684,032.28 × 614,119,422.62
  4. Step 4: Simplify right side
    1,109,156,670.38x = 940,022,794,117,447,040
  5. Step 5: Solve for x
    x = 940,022,794,117,447,040/1,109,156,670.38
  6. Step 6: Final answer
    x = 847,511,284.22

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Double scale
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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.