Home / 791,962,572.20-1,189,077,599.10-447,588,804.20

Finding the Fourth Proportional to 791,962,572.20, 1,189,077,599.10 and 447,588,804.20

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Solution

The fourth proportional to 791,962,572.20, 1,189,077,599.10 and 447,588,804.20 is: 672,023,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,962,572.20 : 1,189,077,599.10 = 447,588,804.20 : x
  2. Step 2: Convert to fraction form
    791,962,572.20/1,189,077,599.10 = 447,588,804.20/x
  3. Step 3: Cross multiply
    791,962,572.20x = 1,189,077,599.10 × 447,588,804.20
  4. Step 4: Simplify right side
    791,962,572.20x = 532,217,820,682,175,936
  5. Step 5: Solve for x
    x = 532,217,820,682,175,936/791,962,572.20
  6. Step 6: Final answer
    x = 672,023,955.88

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1.5x scale

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.