Home / 576,587,475.88-864,992,488.62-188,305,921.48

Finding the Fourth Proportional to 576,587,475.88, 864,992,488.62 and 188,305,921.48

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Solution

The fourth proportional to 576,587,475.88, 864,992,488.62 and 188,305,921.48 is: 282,495,223.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,587,475.88 : 864,992,488.62 = 188,305,921.48 : x
  2. Step 2: Convert to fraction form
    576,587,475.88/864,992,488.62 = 188,305,921.48/x
  3. Step 3: Cross multiply
    576,587,475.88x = 864,992,488.62 × 188,305,921.48
  4. Step 4: Simplify right side
    576,587,475.88x = 162,883,207,642,867,520
  5. Step 5: Solve for x
    x = 162,883,207,642,867,520/576,587,475.88
  6. Step 6: Final answer
    x = 282,495,223.11

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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.