Home / 88,571,729.60-132,857,594.40-54,382,212.80

Finding the Fourth Proportional to 88,571,729.60, 132,857,594.40 and 54,382,212.80

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Solution

The fourth proportional to 88,571,729.60, 132,857,594.40 and 54,382,212.80 is: 81,573,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,571,729.60 : 132,857,594.40 = 54,382,212.80 : x
  2. Step 2: Convert to fraction form
    88,571,729.60/132,857,594.40 = 54,382,212.80/x
  3. Step 3: Cross multiply
    88,571,729.60x = 132,857,594.40 × 54,382,212.80
  4. Step 4: Simplify right side
    88,571,729.60x = 7,225,089,970,756,888
  5. Step 5: Solve for x
    x = 7,225,089,970,756,888/88,571,729.60
  6. Step 6: Final answer
    x = 81,573,319.20

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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.