Home / 81,661,281.20-112,692,516.72-44,991,851.84

Finding the Fourth Proportional to 81,661,281.20, 112,692,516.72 and 44,991,851.84

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Solution

The fourth proportional to 81,661,281.20, 112,692,516.72 and 44,991,851.84 is: 62,088,727.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,661,281.20 : 112,692,516.72 = 44,991,851.84 : x
  2. Step 2: Convert to fraction form
    81,661,281.20/112,692,516.72 = 44,991,851.84/x
  3. Step 3: Cross multiply
    81,661,281.20x = 112,692,516.72 × 44,991,851.84
  4. Step 4: Simplify right side
    81,661,281.20x = 5,070,245,015,742,963
  5. Step 5: Solve for x
    x = 5,070,245,015,742,963/81,661,281.20
  6. Step 6: Final answer
    x = 62,088,727.26

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Why These Related Problems?

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