Home / 88,065,200.80-131,985,826.80-42,528,944.80

Finding the Fourth Proportional to 88,065,200.80, 131,985,826.80 and 42,528,944.80

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Solution

The fourth proportional to 88,065,200.80, 131,985,826.80 and 42,528,944.80 is: 63,739,341.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,065,200.80 : 131,985,826.80 = 42,528,944.80 : x
  2. Step 2: Convert to fraction form
    88,065,200.80/131,985,826.80 = 42,528,944.80/x
  3. Step 3: Cross multiply
    88,065,200.80x = 131,985,826.80 × 42,528,944.80
  4. Step 4: Simplify right side
    88,065,200.80x = 5,613,217,942,359,560
  5. Step 5: Solve for x
    x = 5,613,217,942,359,560/88,065,200.80
  6. Step 6: Final answer
    x = 63,739,341.89

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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.