Home / 2,815,836,982.47-4,223,916,885.11-745,504,946.91

Finding the Fourth Proportional to 2,815,836,982.47, 4,223,916,885.11 and 745,504,946.91

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Solution

The fourth proportional to 2,815,836,982.47, 4,223,916,885.11 and 745,504,946.91 is: 1,118,300,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,836,982.47 : 4,223,916,885.11 = 745,504,946.91 : x
  2. Step 2: Convert to fraction form
    2,815,836,982.47/4,223,916,885.11 = 745,504,946.91/x
  3. Step 3: Cross multiply
    2,815,836,982.47x = 4,223,916,885.11 × 745,504,946.91
  4. Step 4: Simplify right side
    2,815,836,982.47x = 3,148,950,933,182,455,296
  5. Step 5: Solve for x
    x = 3,148,950,933,182,455,296/2,815,836,982.47
  6. Step 6: Final answer
    x = 1,118,300,154.73

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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.