Home / 88,047,780,772.40-132,140,545,912.20-40,890,097,916.90

Finding the Fourth Proportional to 88,047,780,772.40, 132,140,545,912.20 and 40,890,097,916.90

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Solution

The fourth proportional to 88,047,780,772.40, 132,140,545,912.20 and 40,890,097,916.90 is: 61,367,132,865.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,047,780,772.40 : 132,140,545,912.20 = 40,890,097,916.90 : x
  2. Step 2: Convert to fraction form
    88,047,780,772.40/132,140,545,912.20 = 40,890,097,916.90/x
  3. Step 3: Cross multiply
    88,047,780,772.40x = 132,140,545,912.20 × 40,890,097,916.90
  4. Step 4: Simplify right side
    88,047,780,772.40x = 5,403,239,861,142,478,127,104
  5. Step 5: Solve for x
    x = 5,403,239,861,142,478,127,104/88,047,780,772.40
  6. Step 6: Final answer
    x = 61,367,132,865.16

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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.