Home / 111,828,505.64-154,321,866.28-61,591,759.55

Finding the Fourth Proportional to 111,828,505.64, 154,321,866.28 and 61,591,759.55

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Solution

The fourth proportional to 111,828,505.64, 154,321,866.28 and 61,591,759.55 is: 84,995,817.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,828,505.64 : 154,321,866.28 = 61,591,759.55 : x
  2. Step 2: Convert to fraction form
    111,828,505.64/154,321,866.28 = 61,591,759.55/x
  3. Step 3: Cross multiply
    111,828,505.64x = 154,321,866.28 × 61,591,759.55
  4. Step 4: Simplify right side
    111,828,505.64x = 9,504,955,281,225,012
  5. Step 5: Solve for x
    x = 9,504,955,281,225,012/111,828,505.64
  6. Step 6: Final answer
    x = 84,995,817.72

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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.