Home / 160,614,702.01-221,630,299.09-90,985,170.97

Finding the Fourth Proportional to 160,614,702.01, 221,630,299.09 and 90,985,170.97

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Solution

The fourth proportional to 160,614,702.01, 221,630,299.09 and 90,985,170.97 is: 125,549,345.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,614,702.01 : 221,630,299.09 = 90,985,170.97 : x
  2. Step 2: Convert to fraction form
    160,614,702.01/221,630,299.09 = 90,985,170.97/x
  3. Step 3: Cross multiply
    160,614,702.01x = 221,630,299.09 × 90,985,170.97
  4. Step 4: Simplify right side
    160,614,702.01x = 20,165,070,654,835,884
  5. Step 5: Solve for x
    x = 20,165,070,654,835,884/160,614,702.01
  6. Step 6: Final answer
    x = 125,549,345.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.