Home / 88,068,000.30-132,102,000.45-80,131,814.70

Finding the Fourth Proportional to 88,068,000.30, 132,102,000.45 and 80,131,814.70

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Solution

The fourth proportional to 88,068,000.30, 132,102,000.45 and 80,131,814.70 is: 120,197,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,068,000.30 : 132,102,000.45 = 80,131,814.70 : x
  2. Step 2: Convert to fraction form
    88,068,000.30/132,102,000.45 = 80,131,814.70/x
  3. Step 3: Cross multiply
    88,068,000.30x = 132,102,000.45 × 80,131,814.70
  4. Step 4: Simplify right side
    88,068,000.30x = 10,585,573,021,558,718
  5. Step 5: Solve for x
    x = 10,585,573,021,558,718/88,068,000.30
  6. Step 6: Final answer
    x = 120,197,722.05

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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.