Home / 66,270,159.18-99,359,051.32-29,361,987.70

Finding the Fourth Proportional to 66,270,159.18, 99,359,051.32 and 29,361,987.70

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Solution

The fourth proportional to 66,270,159.18, 99,359,051.32 and 29,361,987.70 is: 44,022,517.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,270,159.18 : 99,359,051.32 = 29,361,987.70 : x
  2. Step 2: Convert to fraction form
    66,270,159.18/99,359,051.32 = 29,361,987.70/x
  3. Step 3: Cross multiply
    66,270,159.18x = 99,359,051.32 × 29,361,987.70
  4. Step 4: Simplify right side
    66,270,159.18x = 2,917,379,242,741,508.50
  5. Step 5: Solve for x
    x = 2,917,379,242,741,508.50/66,270,159.18
  6. Step 6: Final answer
    x = 44,022,517.51

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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.