Home / 409,304,316.70-613,956,475.05-150,465,977.65

Finding the Fourth Proportional to 409,304,316.70, 613,956,475.05 and 150,465,977.65

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Solution

The fourth proportional to 409,304,316.70, 613,956,475.05 and 150,465,977.65 is: 225,698,966.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,304,316.70 : 613,956,475.05 = 150,465,977.65 : x
  2. Step 2: Convert to fraction form
    409,304,316.70/613,956,475.05 = 150,465,977.65/x
  3. Step 3: Cross multiply
    409,304,316.70x = 613,956,475.05 × 150,465,977.65
  4. Step 4: Simplify right side
    409,304,316.70x = 92,379,561,252,946,080
  5. Step 5: Solve for x
    x = 92,379,561,252,946,080/409,304,316.70
  6. Step 6: Final answer
    x = 225,698,966.48

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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.