Home / 383,238,034.40-574,857,051.60-137,712,292.40

Finding the Fourth Proportional to 383,238,034.40, 574,857,051.60 and 137,712,292.40

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Solution

The fourth proportional to 383,238,034.40, 574,857,051.60 and 137,712,292.40 is: 206,568,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,238,034.40 : 574,857,051.60 = 137,712,292.40 : x
  2. Step 2: Convert to fraction form
    383,238,034.40/574,857,051.60 = 137,712,292.40/x
  3. Step 3: Cross multiply
    383,238,034.40x = 574,857,051.60 × 137,712,292.40
  4. Step 4: Simplify right side
    383,238,034.40x = 79,164,882,378,141,088
  5. Step 5: Solve for x
    x = 79,164,882,378,141,088/383,238,034.40
  6. Step 6: Final answer
    x = 206,568,438.60

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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.