Home / 497,835,667.20-746,753,500.80-448,517,942.40

Finding the Fourth Proportional to 497,835,667.20, 746,753,500.80 and 448,517,942.40

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Solution

The fourth proportional to 497,835,667.20, 746,753,500.80 and 448,517,942.40 is: 672,776,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,835,667.20 : 746,753,500.80 = 448,517,942.40 : x
  2. Step 2: Convert to fraction form
    497,835,667.20/746,753,500.80 = 448,517,942.40/x
  3. Step 3: Cross multiply
    497,835,667.20x = 746,753,500.80 × 448,517,942.40
  4. Step 4: Simplify right side
    497,835,667.20x = 334,932,343,658,812,736
  5. Step 5: Solve for x
    x = 334,932,343,658,812,736/497,835,667.20
  6. Step 6: Final answer
    x = 672,776,913.60

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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.