Home / 992,954,048.20-1,490,281,377.90-441,105,713.80

Finding the Fourth Proportional to 992,954,048.20, 1,490,281,377.90 and 441,105,713.80

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Solution

The fourth proportional to 992,954,048.20, 1,490,281,377.90 and 441,105,713.80 is: 662,036,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,954,048.20 : 1,490,281,377.90 = 441,105,713.80 : x
  2. Step 2: Convert to fraction form
    992,954,048.20/1,490,281,377.90 = 441,105,713.80/x
  3. Step 3: Cross multiply
    992,954,048.20x = 1,490,281,377.90 × 441,105,713.80
  4. Step 4: Simplify right side
    992,954,048.20x = 657,371,630,961,427,072
  5. Step 5: Solve for x
    x = 657,371,630,961,427,072/992,954,048.20
  6. Step 6: Final answer
    x = 662,036,306.87

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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.