Home / 299,528,569.20-449,080,277.40-115,224,830.40

Finding the Fourth Proportional to 299,528,569.20, 449,080,277.40 and 115,224,830.40

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Solution

The fourth proportional to 299,528,569.20, 449,080,277.40 and 115,224,830.40 is: 172,755,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,528,569.20 : 449,080,277.40 = 115,224,830.40 : x
  2. Step 2: Convert to fraction form
    299,528,569.20/449,080,277.40 = 115,224,830.40/x
  3. Step 3: Cross multiply
    299,528,569.20x = 449,080,277.40 × 115,224,830.40
  4. Step 4: Simplify right side
    299,528,569.20x = 51,745,198,799,399,952
  5. Step 5: Solve for x
    x = 51,745,198,799,399,952/299,528,569.20
  6. Step 6: Final answer
    x = 172,755,470.16

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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.