Home / 491,773,505.80-737,943,693.90-185,285,576.20

Finding the Fourth Proportional to 491,773,505.80, 737,943,693.90 and 185,285,576.20

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Solution

The fourth proportional to 491,773,505.80, 737,943,693.90 and 185,285,576.20 is: 278,035,154.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,773,505.80 : 737,943,693.90 = 185,285,576.20 : x
  2. Step 2: Convert to fraction form
    491,773,505.80/737,943,693.90 = 185,285,576.20/x
  3. Step 3: Cross multiply
    491,773,505.80x = 737,943,693.90 × 185,285,576.20
  4. Step 4: Simplify right side
    491,773,505.80x = 136,730,322,527,417,904
  5. Step 5: Solve for x
    x = 136,730,322,527,417,904/491,773,505.80
  6. Step 6: Final answer
    x = 278,035,154.22

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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.