Home / 669,702,772.80-1,004,554,159.20-488,304,244.80

Finding the Fourth Proportional to 669,702,772.80, 1,004,554,159.20 and 488,304,244.80

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Solution

The fourth proportional to 669,702,772.80, 1,004,554,159.20 and 488,304,244.80 is: 732,456,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,702,772.80 : 1,004,554,159.20 = 488,304,244.80 : x
  2. Step 2: Convert to fraction form
    669,702,772.80/1,004,554,159.20 = 488,304,244.80/x
  3. Step 3: Cross multiply
    669,702,772.80x = 1,004,554,159.20 × 488,304,244.80
  4. Step 4: Simplify right side
    669,702,772.80x = 490,528,060,068,854,976
  5. Step 5: Solve for x
    x = 490,528,060,068,854,976/669,702,772.80
  6. Step 6: Final answer
    x = 732,456,367.20

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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.