Home / 586,222,365.26-809,000,920.50-318,309,488.85

Finding the Fourth Proportional to 586,222,365.26, 809,000,920.50 and 318,309,488.85

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Solution

The fourth proportional to 586,222,365.26, 809,000,920.50 and 318,309,488.85 is: 439,274,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,222,365.26 : 809,000,920.50 = 318,309,488.85 : x
  2. Step 2: Convert to fraction form
    586,222,365.26/809,000,920.50 = 318,309,488.85/x
  3. Step 3: Cross multiply
    586,222,365.26x = 809,000,920.50 × 318,309,488.85
  4. Step 4: Simplify right side
    586,222,365.26x = 257,512,669,483,534,496
  5. Step 5: Solve for x
    x = 257,512,669,483,534,496/586,222,365.26
  6. Step 6: Final answer
    x = 439,274,727.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.