Home / 2,887,445,791.90-4,331,168,687.85-706,411,927.90

Finding the Fourth Proportional to 2,887,445,791.90, 4,331,168,687.85 and 706,411,927.90

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Solution

The fourth proportional to 2,887,445,791.90, 4,331,168,687.85 and 706,411,927.90 is: 1,059,617,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,445,791.90 : 4,331,168,687.85 = 706,411,927.90 : x
  2. Step 2: Convert to fraction form
    2,887,445,791.90/4,331,168,687.85 = 706,411,927.90/x
  3. Step 3: Cross multiply
    2,887,445,791.90x = 4,331,168,687.85 × 706,411,927.90
  4. Step 4: Simplify right side
    2,887,445,791.90x = 3,059,589,222,844,232,192
  5. Step 5: Solve for x
    x = 3,059,589,222,844,232,192/2,887,445,791.90
  6. Step 6: Final answer
    x = 1,059,617,891.85

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Double scale
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Similar ratio
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1.5x scale

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.