Home / 495,500,673.60-743,251,010.40-172,384,545.60

Finding the Fourth Proportional to 495,500,673.60, 743,251,010.40 and 172,384,545.60

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Solution

The fourth proportional to 495,500,673.60, 743,251,010.40 and 172,384,545.60 is: 258,576,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,500,673.60 : 743,251,010.40 = 172,384,545.60 : x
  2. Step 2: Convert to fraction form
    495,500,673.60/743,251,010.40 = 172,384,545.60/x
  3. Step 3: Cross multiply
    495,500,673.60x = 743,251,010.40 × 172,384,545.60
  4. Step 4: Simplify right side
    495,500,673.60x = 128,124,987,694,544,864
  5. Step 5: Solve for x
    x = 128,124,987,694,544,864/495,500,673.60
  6. Step 6: Final answer
    x = 258,576,818.40

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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.