Home / 497,331,036.60-746,668,401.30-315,932,508.60

Finding the Fourth Proportional to 497,331,036.60, 746,668,401.30 and 315,932,508.60

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Solution

The fourth proportional to 497,331,036.60, 746,668,401.30 and 315,932,508.60 is: 474,325,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,331,036.60 : 746,668,401.30 = 315,932,508.60 : x
  2. Step 2: Convert to fraction form
    497,331,036.60/746,668,401.30 = 315,932,508.60/x
  3. Step 3: Cross multiply
    497,331,036.60x = 746,668,401.30 × 315,932,508.60
  4. Step 4: Simplify right side
    497,331,036.60x = 235,896,821,115,060,512
  5. Step 5: Solve for x
    x = 235,896,821,115,060,512/497,331,036.60
  6. Step 6: Final answer
    x = 474,325,557.33

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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.