Home / 111,761,724.12-154,236,258.15-62,205,271.86

Finding the Fourth Proportional to 111,761,724.12, 154,236,258.15 and 62,205,271.86

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Solution

The fourth proportional to 111,761,724.12, 154,236,258.15 and 62,205,271.86 is: 85,846,102.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,761,724.12 : 154,236,258.15 = 62,205,271.86 : x
  2. Step 2: Convert to fraction form
    111,761,724.12/154,236,258.15 = 62,205,271.86/x
  3. Step 3: Cross multiply
    111,761,724.12x = 154,236,258.15 × 62,205,271.86
  4. Step 4: Simplify right side
    111,761,724.12x = 9,594,308,368,889,890
  5. Step 5: Solve for x
    x = 9,594,308,368,889,890/111,761,724.12
  6. Step 6: Final answer
    x = 85,846,102.00

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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.