Home / 558,329,180.40-837,493,770.60-143,805,200.40

Finding the Fourth Proportional to 558,329,180.40, 837,493,770.60 and 143,805,200.40

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Solution

The fourth proportional to 558,329,180.40, 837,493,770.60 and 143,805,200.40 is: 215,707,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,329,180.40 : 837,493,770.60 = 143,805,200.40 : x
  2. Step 2: Convert to fraction form
    558,329,180.40/837,493,770.60 = 143,805,200.40/x
  3. Step 3: Cross multiply
    558,329,180.40x = 837,493,770.60 × 143,805,200.40
  4. Step 4: Simplify right side
    558,329,180.40x = 120,435,959,514,884,640
  5. Step 5: Solve for x
    x = 120,435,959,514,884,640/558,329,180.40
  6. Step 6: Final answer
    x = 215,707,800.60

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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.