Home / 236,500,627.80-354,687,956.10-72,738,067.80

Finding the Fourth Proportional to 236,500,627.80, 354,687,956.10 and 72,738,067.80

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Solution

The fourth proportional to 236,500,627.80, 354,687,956.10 and 72,738,067.80 is: 109,087,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,500,627.80 : 354,687,956.10 = 72,738,067.80 : x
  2. Step 2: Convert to fraction form
    236,500,627.80/354,687,956.10 = 72,738,067.80/x
  3. Step 3: Cross multiply
    236,500,627.80x = 354,687,956.10 × 72,738,067.80
  4. Step 4: Simplify right side
    236,500,627.80x = 25,799,316,598,645,224
  5. Step 5: Solve for x
    x = 25,799,316,598,645,224/236,500,627.80
  6. Step 6: Final answer
    x = 109,087,729.87

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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.