Home / 1,397,154,502.10-2,095,731,753.15-1,189,414,215.20

Finding the Fourth Proportional to 1,397,154,502.10, 2,095,731,753.15 and 1,189,414,215.20

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Solution

The fourth proportional to 1,397,154,502.10, 2,095,731,753.15 and 1,189,414,215.20 is: 1,784,121,322.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,154,502.10 : 2,095,731,753.15 = 1,189,414,215.20 : x
  2. Step 2: Convert to fraction form
    1,397,154,502.10/2,095,731,753.15 = 1,189,414,215.20/x
  3. Step 3: Cross multiply
    1,397,154,502.10x = 2,095,731,753.15 × 1,189,414,215.20
  4. Step 4: Simplify right side
    1,397,154,502.10x = 2,492,693,138,442,627,584
  5. Step 5: Solve for x
    x = 2,492,693,138,442,627,584/1,397,154,502.10
  6. Step 6: Final answer
    x = 1,784,121,322.80

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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.