Home / 168,496,523.40-252,744,785.10-137,885,521.80

Finding the Fourth Proportional to 168,496,523.40, 252,744,785.10 and 137,885,521.80

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Solution

The fourth proportional to 168,496,523.40, 252,744,785.10 and 137,885,521.80 is: 206,828,282.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,496,523.40 : 252,744,785.10 = 137,885,521.80 : x
  2. Step 2: Convert to fraction form
    168,496,523.40/252,744,785.10 = 137,885,521.80/x
  3. Step 3: Cross multiply
    168,496,523.40x = 252,744,785.10 × 137,885,521.80
  4. Step 4: Simplify right side
    168,496,523.40x = 34,849,846,575,742,368
  5. Step 5: Solve for x
    x = 34,849,846,575,742,368/168,496,523.40
  6. Step 6: Final answer
    x = 206,828,282.70

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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.