Home / 97,805,009.40-146,707,514.10-69,107,195.40

Finding the Fourth Proportional to 97,805,009.40, 146,707,514.10 and 69,107,195.40

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Solution

The fourth proportional to 97,805,009.40, 146,707,514.10 and 69,107,195.40 is: 103,660,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,805,009.40 : 146,707,514.10 = 69,107,195.40 : x
  2. Step 2: Convert to fraction form
    97,805,009.40/146,707,514.10 = 69,107,195.40/x
  3. Step 3: Cross multiply
    97,805,009.40x = 146,707,514.10 × 69,107,195.40
  4. Step 4: Simplify right side
    97,805,009.40x = 10,138,544,843,556,956
  5. Step 5: Solve for x
    x = 10,138,544,843,556,956/97,805,009.40
  6. Step 6: Final answer
    x = 103,660,793.10

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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.