Home / 291,630,810.30-437,446,215.45-269,459,879.10

Finding the Fourth Proportional to 291,630,810.30, 437,446,215.45 and 269,459,879.10

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Solution

The fourth proportional to 291,630,810.30, 437,446,215.45 and 269,459,879.10 is: 404,189,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,630,810.30 : 437,446,215.45 = 269,459,879.10 : x
  2. Step 2: Convert to fraction form
    291,630,810.30/437,446,215.45 = 269,459,879.10/x
  3. Step 3: Cross multiply
    291,630,810.30x = 437,446,215.45 × 269,459,879.10
  4. Step 4: Simplify right side
    291,630,810.30x = 117,874,204,327,909,552
  5. Step 5: Solve for x
    x = 117,874,204,327,909,552/291,630,810.30
  6. Step 6: Final answer
    x = 404,189,818.65

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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.