Home / 3,360,247,847.30-5,038,860,116.55-1,289,281,319.30

Finding the Fourth Proportional to 3,360,247,847.30, 5,038,860,116.55 and 1,289,281,319.30

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Solution

The fourth proportional to 3,360,247,847.30, 5,038,860,116.55 and 1,289,281,319.30 is: 1,933,341,977.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,247,847.30 : 5,038,860,116.55 = 1,289,281,319.30 : x
  2. Step 2: Convert to fraction form
    3,360,247,847.30/5,038,860,116.55 = 1,289,281,319.30/x
  3. Step 3: Cross multiply
    3,360,247,847.30x = 5,038,860,116.55 × 1,289,281,319.30
  4. Step 4: Simplify right side
    3,360,247,847.30x = 6,496,508,218,833,735,680
  5. Step 5: Solve for x
    x = 6,496,508,218,833,735,680/3,360,247,847.30
  6. Step 6: Final answer
    x = 1,933,341,977.75

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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.