Home / 88,579,793.40-132,869,690.10-40,804,049.40

Finding the Fourth Proportional to 88,579,793.40, 132,869,690.10 and 40,804,049.40

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Solution

The fourth proportional to 88,579,793.40, 132,869,690.10 and 40,804,049.40 is: 61,206,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579,793.40 : 132,869,690.10 = 40,804,049.40 : x
  2. Step 2: Convert to fraction form
    88,579,793.40/132,869,690.10 = 40,804,049.40/x
  3. Step 3: Cross multiply
    88,579,793.40x = 132,869,690.10 × 40,804,049.40
  4. Step 4: Simplify right side
    88,579,793.40x = 5,421,621,398,603,090
  5. Step 5: Solve for x
    x = 5,421,621,398,603,090/88,579,793.40
  6. Step 6: Final answer
    x = 61,206,074.10

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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.