Home / 281,731,377.60-422,597,066.40-194,055,422.40

Finding the Fourth Proportional to 281,731,377.60, 422,597,066.40 and 194,055,422.40

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Solution

The fourth proportional to 281,731,377.60, 422,597,066.40 and 194,055,422.40 is: 291,083,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,731,377.60 : 422,597,066.40 = 194,055,422.40 : x
  2. Step 2: Convert to fraction form
    281,731,377.60/422,597,066.40 = 194,055,422.40/x
  3. Step 3: Cross multiply
    281,731,377.60x = 422,597,066.40 × 194,055,422.40
  4. Step 4: Simplify right side
    281,731,377.60x = 82,007,252,225,252,848
  5. Step 5: Solve for x
    x = 82,007,252,225,252,848/281,731,377.60
  6. Step 6: Final answer
    x = 291,083,133.60

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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.