Home / 202,083,872.40-303,125,808.60-194,147,686.80

Finding the Fourth Proportional to 202,083,872.40, 303,125,808.60 and 194,147,686.80

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Solution

The fourth proportional to 202,083,872.40, 303,125,808.60 and 194,147,686.80 is: 291,221,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,083,872.40 : 303,125,808.60 = 194,147,686.80 : x
  2. Step 2: Convert to fraction form
    202,083,872.40/303,125,808.60 = 194,147,686.80/x
  3. Step 3: Cross multiply
    202,083,872.40x = 303,125,808.60 × 194,147,686.80
  4. Step 4: Simplify right side
    202,083,872.40x = 58,851,174,549,069,552
  5. Step 5: Solve for x
    x = 58,851,174,549,069,552/202,083,872.40
  6. Step 6: Final answer
    x = 291,221,530.20

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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.