Home / 112,031,418.30-168,047,127.45-107,726,746.20

Finding the Fourth Proportional to 112,031,418.30, 168,047,127.45 and 107,726,746.20

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Solution

The fourth proportional to 112,031,418.30, 168,047,127.45 and 107,726,746.20 is: 161,590,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,031,418.30 : 168,047,127.45 = 107,726,746.20 : x
  2. Step 2: Convert to fraction form
    112,031,418.30/168,047,127.45 = 107,726,746.20/x
  3. Step 3: Cross multiply
    112,031,418.30x = 168,047,127.45 × 107,726,746.20
  4. Step 4: Simplify right side
    112,031,418.30x = 18,103,170,248,445,204
  5. Step 5: Solve for x
    x = 18,103,170,248,445,204/112,031,418.30
  6. Step 6: Final answer
    x = 161,590,119.30

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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.