Home / 2,965,018,953.52-4,447,509,165.55-754,209,778.90

Finding the Fourth Proportional to 2,965,018,953.52, 4,447,509,165.55 and 754,209,778.90

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Solution

The fourth proportional to 2,965,018,953.52, 4,447,509,165.55 and 754,209,778.90 is: 1,131,309,767.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965,018,953.52 : 4,447,509,165.55 = 754,209,778.90 : x
  2. Step 2: Convert to fraction form
    2,965,018,953.52/4,447,509,165.55 = 754,209,778.90/x
  3. Step 3: Cross multiply
    2,965,018,953.52x = 4,447,509,165.55 × 754,209,778.90
  4. Step 4: Simplify right side
    2,965,018,953.52x = 3,354,354,904,405,189,120
  5. Step 5: Solve for x
    x = 3,354,354,904,405,189,120/2,965,018,953.52
  6. Step 6: Final answer
    x = 1,131,309,767.99

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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.