Home / 80,949,796.98-111,710,719.86-43,780,077.00

Finding the Fourth Proportional to 80,949,796.98, 111,710,719.86 and 43,780,077.00

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Solution

The fourth proportional to 80,949,796.98, 111,710,719.86 and 43,780,077.00 is: 60,416,506.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,949,796.98 : 111,710,719.86 = 43,780,077.00 : x
  2. Step 2: Convert to fraction form
    80,949,796.98/111,710,719.86 = 43,780,077.00/x
  3. Step 3: Cross multiply
    80,949,796.98x = 111,710,719.86 × 43,780,077.00
  4. Step 4: Simplify right side
    80,949,796.98x = 4,890,703,917,715,688
  5. Step 5: Solve for x
    x = 4,890,703,917,715,688/80,949,796.98
  6. Step 6: Final answer
    x = 60,416,506.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.