Home / 66,286,815.60-99,430,223.40-29,936,251.20

Finding the Fourth Proportional to 66,286,815.60, 99,430,223.40 and 29,936,251.20

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Solution

The fourth proportional to 66,286,815.60, 99,430,223.40 and 29,936,251.20 is: 44,904,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,286,815.60 : 99,430,223.40 = 29,936,251.20 : x
  2. Step 2: Convert to fraction form
    66,286,815.60/99,430,223.40 = 29,936,251.20/x
  3. Step 3: Cross multiply
    66,286,815.60x = 99,430,223.40 × 29,936,251.20
  4. Step 4: Simplify right side
    66,286,815.60x = 2,976,568,144,574,518
  5. Step 5: Solve for x
    x = 2,976,568,144,574,518/66,286,815.60
  6. Step 6: Final answer
    x = 44,904,376.80

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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.