Home / 194,233,729.80-291,350,594.70-168,157,691.40

Finding the Fourth Proportional to 194,233,729.80, 291,350,594.70 and 168,157,691.40

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Solution

The fourth proportional to 194,233,729.80, 291,350,594.70 and 168,157,691.40 is: 252,236,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,233,729.80 : 291,350,594.70 = 168,157,691.40 : x
  2. Step 2: Convert to fraction form
    194,233,729.80/291,350,594.70 = 168,157,691.40/x
  3. Step 3: Cross multiply
    194,233,729.80x = 291,350,594.70 × 168,157,691.40
  4. Step 4: Simplify right side
    194,233,729.80x = 48,992,843,392,769,072
  5. Step 5: Solve for x
    x = 48,992,843,392,769,072/194,233,729.80
  6. Step 6: Final answer
    x = 252,236,537.10

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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.