Home / 957,912,816.30-1,436,449,320.45-440,171,184.30

Finding the Fourth Proportional to 957,912,816.30, 1,436,449,320.45 and 440,171,184.30

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Solution

The fourth proportional to 957,912,816.30, 1,436,449,320.45 and 440,171,184.30 is: 660,063,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,912,816.30 : 1,436,449,320.45 = 440,171,184.30 : x
  2. Step 2: Convert to fraction form
    957,912,816.30/1,436,449,320.45 = 440,171,184.30/x
  3. Step 3: Cross multiply
    957,912,816.30x = 1,436,449,320.45 × 440,171,184.30
  4. Step 4: Simplify right side
    957,912,816.30x = 632,283,598,569,406,720
  5. Step 5: Solve for x
    x = 632,283,598,569,406,720/957,912,816.30
  6. Step 6: Final answer
    x = 660,063,826.07

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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.