Home / 88,088,721.10-132,133,081.65-80,010,817.90

Finding the Fourth Proportional to 88,088,721.10, 132,133,081.65 and 80,010,817.90

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Solution

The fourth proportional to 88,088,721.10, 132,133,081.65 and 80,010,817.90 is: 120,016,226.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,088,721.10 : 132,133,081.65 = 80,010,817.90 : x
  2. Step 2: Convert to fraction form
    88,088,721.10/132,133,081.65 = 80,010,817.90/x
  3. Step 3: Cross multiply
    88,088,721.10x = 132,133,081.65 × 80,010,817.90
  4. Step 4: Simplify right side
    88,088,721.10x = 10,572,075,934,463,982
  5. Step 5: Solve for x
    x = 10,572,075,934,463,982/88,088,721.10
  6. Step 6: Final answer
    x = 120,016,226.85

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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.