Home / 88,647,420.60-132,971,130.90-40,778,364.60

Finding the Fourth Proportional to 88,647,420.60, 132,971,130.90 and 40,778,364.60

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Solution

The fourth proportional to 88,647,420.60, 132,971,130.90 and 40,778,364.60 is: 61,167,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,647,420.60 : 132,971,130.90 = 40,778,364.60 : x
  2. Step 2: Convert to fraction form
    88,647,420.60/132,971,130.90 = 40,778,364.60/x
  3. Step 3: Cross multiply
    88,647,420.60x = 132,971,130.90 × 40,778,364.60
  4. Step 4: Simplify right side
    88,647,420.60x = 5,422,345,257,114,527
  5. Step 5: Solve for x
    x = 5,422,345,257,114,527/88,647,420.60
  6. Step 6: Final answer
    x = 61,167,546.90

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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.