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Finding the Fourth Proportional to 44,286,870.80, 66,430,306.20 and 44,286,870.80

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Solution

The fourth proportional to 44,286,870.80, 66,430,306.20 and 44,286,870.80 is: 66,430,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,870.80 : 66,430,306.20 = 44,286,870.80 : x
  2. Step 2: Convert to fraction form
    44,286,870.80/66,430,306.20 = 44,286,870.80/x
  3. Step 3: Cross multiply
    44,286,870.80x = 66,430,306.20 × 44,286,870.80
  4. Step 4: Simplify right side
    44,286,870.80x = 2,941,990,387,883,839
  5. Step 5: Solve for x
    x = 2,941,990,387,883,839/44,286,870.80
  6. Step 6: Final answer
    x = 66,430,306.20

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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.