Home / 967,641,549.20-1,452,029,194.20-354,287,776.40

Finding the Fourth Proportional to 967,641,549.20, 1,452,029,194.20 and 354,287,776.40

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Solution

The fourth proportional to 967,641,549.20, 1,452,029,194.20 and 354,287,776.40 is: 531,639,215.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,641,549.20 : 1,452,029,194.20 = 354,287,776.40 : x
  2. Step 2: Convert to fraction form
    967,641,549.20/1,452,029,194.20 = 354,287,776.40/x
  3. Step 3: Cross multiply
    967,641,549.20x = 1,452,029,194.20 × 354,287,776.40
  4. Step 4: Simplify right side
    967,641,549.20x = 514,436,194,481,001,728
  5. Step 5: Solve for x
    x = 514,436,194,481,001,728/967,641,549.20
  6. Step 6: Final answer
    x = 531,639,215.89

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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.