Home / 715,663,826.80-1,073,495,740.20-497,985,593.20

Finding the Fourth Proportional to 715,663,826.80, 1,073,495,740.20 and 497,985,593.20

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Solution

The fourth proportional to 715,663,826.80, 1,073,495,740.20 and 497,985,593.20 is: 746,978,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,663,826.80 : 1,073,495,740.20 = 497,985,593.20 : x
  2. Step 2: Convert to fraction form
    715,663,826.80/1,073,495,740.20 = 497,985,593.20/x
  3. Step 3: Cross multiply
    715,663,826.80x = 1,073,495,740.20 × 497,985,593.20
  4. Step 4: Simplify right side
    715,663,826.80x = 534,585,412,981,170,112
  5. Step 5: Solve for x
    x = 534,585,412,981,170,112/715,663,826.80
  6. Step 6: Final answer
    x = 746,978,389.80

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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.