Home / 315,577,228.10-473,365,842.15-177,827,720.90

Finding the Fourth Proportional to 315,577,228.10, 473,365,842.15 and 177,827,720.90

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Solution

The fourth proportional to 315,577,228.10, 473,365,842.15 and 177,827,720.90 is: 266,741,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,577,228.10 : 473,365,842.15 = 177,827,720.90 : x
  2. Step 2: Convert to fraction form
    315,577,228.10/473,365,842.15 = 177,827,720.90/x
  3. Step 3: Cross multiply
    315,577,228.10x = 473,365,842.15 × 177,827,720.90
  4. Step 4: Simplify right side
    315,577,228.10x = 84,177,568,861,443,648
  5. Step 5: Solve for x
    x = 84,177,568,861,443,648/315,577,228.10
  6. Step 6: Final answer
    x = 266,741,581.35

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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.