Home / 108,869,803.20-163,304,704.80-48,403,627.20

Finding the Fourth Proportional to 108,869,803.20, 163,304,704.80 and 48,403,627.20

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Solution

The fourth proportional to 108,869,803.20, 163,304,704.80 and 48,403,627.20 is: 72,605,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,869,803.20 : 163,304,704.80 = 48,403,627.20 : x
  2. Step 2: Convert to fraction form
    108,869,803.20/163,304,704.80 = 48,403,627.20/x
  3. Step 3: Cross multiply
    108,869,803.20x = 163,304,704.80 × 48,403,627.20
  4. Step 4: Simplify right side
    108,869,803.20x = 7,904,540,051,145,252
  5. Step 5: Solve for x
    x = 7,904,540,051,145,252/108,869,803.20
  6. Step 6: Final answer
    x = 72,605,440.80

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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.