Home / 168,549,829.20-252,824,743.80-157,464,363.60

Finding the Fourth Proportional to 168,549,829.20, 252,824,743.80 and 157,464,363.60

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Solution

The fourth proportional to 168,549,829.20, 252,824,743.80 and 157,464,363.60 is: 236,196,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,549,829.20 : 252,824,743.80 = 157,464,363.60 : x
  2. Step 2: Convert to fraction form
    168,549,829.20/252,824,743.80 = 157,464,363.60/x
  3. Step 3: Cross multiply
    168,549,829.20x = 252,824,743.80 × 157,464,363.60
  4. Step 4: Simplify right side
    168,549,829.20x = 39,810,887,384,800,048
  5. Step 5: Solve for x
    x = 39,810,887,384,800,048/168,549,829.20
  6. Step 6: Final answer
    x = 236,196,545.40

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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.