Home / 88,416,004.20-132,624,006.30-66,733,211.40

Finding the Fourth Proportional to 88,416,004.20, 132,624,006.30 and 66,733,211.40

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Solution

The fourth proportional to 88,416,004.20, 132,624,006.30 and 66,733,211.40 is: 100,099,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,416,004.20 : 132,624,006.30 = 66,733,211.40 : x
  2. Step 2: Convert to fraction form
    88,416,004.20/132,624,006.30 = 66,733,211.40/x
  3. Step 3: Cross multiply
    88,416,004.20x = 132,624,006.30 × 66,733,211.40
  4. Step 4: Simplify right side
    88,416,004.20x = 8,850,425,849,132,831
  5. Step 5: Solve for x
    x = 8,850,425,849,132,831/88,416,004.20
  6. Step 6: Final answer
    x = 100,099,817.10

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1.5x scale

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.