Home / 344,393,318.08-516,317,170.72-171,781,281.28

Finding the Fourth Proportional to 344,393,318.08, 516,317,170.72 and 171,781,281.28

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Solution

The fourth proportional to 344,393,318.08, 516,317,170.72 and 171,781,281.28 is: 257,535,847.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,393,318.08 : 516,317,170.72 = 171,781,281.28 : x
  2. Step 2: Convert to fraction form
    344,393,318.08/516,317,170.72 = 171,781,281.28/x
  3. Step 3: Cross multiply
    344,393,318.08x = 516,317,170.72 × 171,781,281.28
  4. Step 4: Simplify right side
    344,393,318.08x = 88,693,625,133,146,112
  5. Step 5: Solve for x
    x = 88,693,625,133,146,112/344,393,318.08
  6. Step 6: Final answer
    x = 257,535,847.76

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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.