Home / 325,550,212.30-488,325,318.45-264,328,209.10

Finding the Fourth Proportional to 325,550,212.30, 488,325,318.45 and 264,328,209.10

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Solution

The fourth proportional to 325,550,212.30, 488,325,318.45 and 264,328,209.10 is: 396,492,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,550,212.30 : 488,325,318.45 = 264,328,209.10 : x
  2. Step 2: Convert to fraction form
    325,550,212.30/488,325,318.45 = 264,328,209.10/x
  3. Step 3: Cross multiply
    325,550,212.30x = 488,325,318.45 × 264,328,209.10
  4. Step 4: Simplify right side
    325,550,212.30x = 129,078,156,884,075,680
  5. Step 5: Solve for x
    x = 129,078,156,884,075,680/325,550,212.30
  6. Step 6: Final answer
    x = 396,492,313.65

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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.