Home / 88,069,542.30-132,104,313.45-80,133,356.70

Finding the Fourth Proportional to 88,069,542.30, 132,104,313.45 and 80,133,356.70

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Solution

The fourth proportional to 88,069,542.30, 132,104,313.45 and 80,133,356.70 is: 120,200,035.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,069,542.30 : 132,104,313.45 = 80,133,356.70 : x
  2. Step 2: Convert to fraction form
    88,069,542.30/132,104,313.45 = 80,133,356.70/x
  3. Step 3: Cross multiply
    88,069,542.30x = 132,104,313.45 × 80,133,356.70
  4. Step 4: Simplify right side
    88,069,542.30x = 10,585,962,071,297,458
  5. Step 5: Solve for x
    x = 10,585,962,071,297,458/88,069,542.30
  6. Step 6: Final answer
    x = 120,200,035.05

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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.