Home / 148,565,769.54-205,027,165.18-82,486,271.06

Finding the Fourth Proportional to 148,565,769.54, 205,027,165.18 and 82,486,271.06

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Solution

The fourth proportional to 148,565,769.54, 205,027,165.18 and 82,486,271.06 is: 113,834,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,565,769.54 : 205,027,165.18 = 82,486,271.06 : x
  2. Step 2: Convert to fraction form
    148,565,769.54/205,027,165.18 = 82,486,271.06/x
  3. Step 3: Cross multiply
    148,565,769.54x = 205,027,165.18 × 82,486,271.06
  4. Step 4: Simplify right side
    148,565,769.54x = 16,911,926,321,288,444
  5. Step 5: Solve for x
    x = 16,911,926,321,288,444/148,565,769.54
  6. Step 6: Final answer
    x = 113,834,609.24

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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.