Home / 482,674,561.20-724,011,841.80-159,558,433.20

Finding the Fourth Proportional to 482,674,561.20, 724,011,841.80 and 159,558,433.20

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Solution

The fourth proportional to 482,674,561.20, 724,011,841.80 and 159,558,433.20 is: 239,337,649.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,674,561.20 : 724,011,841.80 = 159,558,433.20 : x
  2. Step 2: Convert to fraction form
    482,674,561.20/724,011,841.80 = 159,558,433.20/x
  3. Step 3: Cross multiply
    482,674,561.20x = 724,011,841.80 × 159,558,433.20
  4. Step 4: Simplify right side
    482,674,561.20x = 115,522,195,095,854,256
  5. Step 5: Solve for x
    x = 115,522,195,095,854,256/482,674,561.20
  6. Step 6: Final answer
    x = 239,337,649.80

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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.