Home / 186,791,864.72-280,360,027.16-94,740,198.80

Finding the Fourth Proportional to 186,791,864.72, 280,360,027.16 and 94,740,198.80

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Solution

The fourth proportional to 186,791,864.72, 280,360,027.16 and 94,740,198.80 is: 142,197,652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,791,864.72 : 280,360,027.16 = 94,740,198.80 : x
  2. Step 2: Convert to fraction form
    186,791,864.72/280,360,027.16 = 94,740,198.80/x
  3. Step 3: Cross multiply
    186,791,864.72x = 280,360,027.16 × 94,740,198.80
  4. Step 4: Simplify right side
    186,791,864.72x = 26,561,364,708,711,800
  5. Step 5: Solve for x
    x = 26,561,364,708,711,800/186,791,864.72
  6. Step 6: Final answer
    x = 142,197,652.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.