Home / 88,571,916.60-132,857,874.90-70,656,012.60

Finding the Fourth Proportional to 88,571,916.60, 132,857,874.90 and 70,656,012.60

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Solution

The fourth proportional to 88,571,916.60, 132,857,874.90 and 70,656,012.60 is: 105,984,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,571,916.60 : 132,857,874.90 = 70,656,012.60 : x
  2. Step 2: Convert to fraction form
    88,571,916.60/132,857,874.90 = 70,656,012.60/x
  3. Step 3: Cross multiply
    88,571,916.60x = 132,857,874.90 × 70,656,012.60
  4. Step 4: Simplify right side
    88,571,916.60x = 9,387,207,682,943,624
  5. Step 5: Solve for x
    x = 9,387,207,682,943,624/88,571,916.60
  6. Step 6: Final answer
    x = 105,984,018.90

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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.