Home / 2,689,806,493.80-4,034,709,740.70-944,979,402.60

Finding the Fourth Proportional to 2,689,806,493.80, 4,034,709,740.70 and 944,979,402.60

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Solution

The fourth proportional to 2,689,806,493.80, 4,034,709,740.70 and 944,979,402.60 is: 1,417,469,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,806,493.80 : 4,034,709,740.70 = 944,979,402.60 : x
  2. Step 2: Convert to fraction form
    2,689,806,493.80/4,034,709,740.70 = 944,979,402.60/x
  3. Step 3: Cross multiply
    2,689,806,493.80x = 4,034,709,740.70 × 944,979,402.60
  4. Step 4: Simplify right side
    2,689,806,493.80x = 3,812,717,600,431,086,592
  5. Step 5: Solve for x
    x = 3,812,717,600,431,086,592/2,689,806,493.80
  6. Step 6: Final answer
    x = 1,417,469,103.90

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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.