Home / 3,360,247,846.80-5,038,860,115.80-1,289,281,318.80

Finding the Fourth Proportional to 3,360,247,846.80, 5,038,860,115.80 and 1,289,281,318.80

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Solution

The fourth proportional to 3,360,247,846.80, 5,038,860,115.80 and 1,289,281,318.80 is: 1,933,341,977.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,247,846.80 : 5,038,860,115.80 = 1,289,281,318.80 : x
  2. Step 2: Convert to fraction form
    3,360,247,846.80/5,038,860,115.80 = 1,289,281,318.80/x
  3. Step 3: Cross multiply
    3,360,247,846.80x = 5,038,860,115.80 × 1,289,281,318.80
  4. Step 4: Simplify right side
    3,360,247,846.80x = 6,496,508,215,347,344,384
  5. Step 5: Solve for x
    x = 6,496,508,215,347,344,384/3,360,247,846.80
  6. Step 6: Final answer
    x = 1,933,341,977.00

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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.