Home / 291,630,642.30-437,445,963.45-269,459,711.10

Finding the Fourth Proportional to 291,630,642.30, 437,445,963.45 and 269,459,711.10

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Solution

The fourth proportional to 291,630,642.30, 437,445,963.45 and 269,459,711.10 is: 404,189,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,630,642.30 : 437,445,963.45 = 269,459,711.10 : x
  2. Step 2: Convert to fraction form
    291,630,642.30/437,445,963.45 = 269,459,711.10/x
  3. Step 3: Cross multiply
    291,630,642.30x = 437,445,963.45 × 269,459,711.10
  4. Step 4: Simplify right side
    291,630,642.30x = 117,874,062,933,098,160
  5. Step 5: Solve for x
    x = 117,874,062,933,098,160/291,630,642.30
  6. Step 6: Final answer
    x = 404,189,566.65

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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.