Home / 383,834,251.30-574,617,636.15-254,587,800.10

Finding the Fourth Proportional to 383,834,251.30, 574,617,636.15 and 254,587,800.10

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Solution

The fourth proportional to 383,834,251.30, 574,617,636.15 and 254,587,800.10 is: 381,129,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,834,251.30 : 574,617,636.15 = 254,587,800.10 : x
  2. Step 2: Convert to fraction form
    383,834,251.30/574,617,636.15 = 254,587,800.10/x
  3. Step 3: Cross multiply
    383,834,251.30x = 574,617,636.15 × 254,587,800.10
  4. Step 4: Simplify right side
    383,834,251.30x = 146,290,639,886,090,720
  5. Step 5: Solve for x
    x = 146,290,639,886,090,720/383,834,251.30
  6. Step 6: Final answer
    x = 381,129,717.82

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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.