Home / 1,319,673,324.60-1,821,150,381.58-724,996,332.24

Finding the Fourth Proportional to 1,319,673,324.60, 1,821,150,381.58 and 724,996,332.24

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Solution

The fourth proportional to 1,319,673,324.60, 1,821,150,381.58 and 724,996,332.24 is: 1,000,495,594.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,673,324.60 : 1,821,150,381.58 = 724,996,332.24 : x
  2. Step 2: Convert to fraction form
    1,319,673,324.60/1,821,150,381.58 = 724,996,332.24/x
  3. Step 3: Cross multiply
    1,319,673,324.60x = 1,821,150,381.58 × 724,996,332.24
  4. Step 4: Simplify right side
    1,319,673,324.60x = 1,320,327,347,102,976,512
  5. Step 5: Solve for x
    x = 1,320,327,347,102,976,512/1,319,673,324.60
  6. Step 6: Final answer
    x = 1,000,495,594.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.