Home / 211,610,805.13-292,026,521.35-116,245,335.15

Finding the Fourth Proportional to 211,610,805.13, 292,026,521.35 and 116,245,335.15

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Solution

The fourth proportional to 211,610,805.13, 292,026,521.35 and 116,245,335.15 is: 160,420,545.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,610,805.13 : 292,026,521.35 = 116,245,335.15 : x
  2. Step 2: Convert to fraction form
    211,610,805.13/292,026,521.35 = 116,245,335.15/x
  3. Step 3: Cross multiply
    211,610,805.13x = 292,026,521.35 × 116,245,335.15
  4. Step 4: Simplify right side
    211,610,805.13x = 33,946,720,846,728,772
  5. Step 5: Solve for x
    x = 33,946,720,846,728,772/211,610,805.13
  6. Step 6: Final answer
    x = 160,420,545.76

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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.