Home / 1,191,225,937.35-1,786,182,824.26-491,559,033.85

Finding the Fourth Proportional to 1,191,225,937.35, 1,786,182,824.26 and 491,559,033.85

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Solution

The fourth proportional to 1,191,225,937.35, 1,786,182,824.26 and 491,559,033.85 is: 737,067,818.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,225,937.35 : 1,786,182,824.26 = 491,559,033.85 : x
  2. Step 2: Convert to fraction form
    1,191,225,937.35/1,786,182,824.26 = 491,559,033.85/x
  3. Step 3: Cross multiply
    1,191,225,937.35x = 1,786,182,824.26 × 491,559,033.85
  4. Step 4: Simplify right side
    1,191,225,937.35x = 878,014,303,366,130,944
  5. Step 5: Solve for x
    x = 878,014,303,366,130,944/1,191,225,937.35
  6. Step 6: Final answer
    x = 737,067,818.82

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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.