Home / 206,928,029.91-285,567,575.01-112,847,310.03

Finding the Fourth Proportional to 206,928,029.91, 285,567,575.01 and 112,847,310.03

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Solution

The fourth proportional to 206,928,029.91, 285,567,575.01 and 112,847,310.03 is: 155,733,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,928,029.91 : 285,567,575.01 = 112,847,310.03 : x
  2. Step 2: Convert to fraction form
    206,928,029.91/285,567,575.01 = 112,847,310.03/x
  3. Step 3: Cross multiply
    206,928,029.91x = 285,567,575.01 × 112,847,310.03
  4. Step 4: Simplify right side
    206,928,029.91x = 32,225,532,671,668,748
  5. Step 5: Solve for x
    x = 32,225,532,671,668,748/206,928,029.91
  6. Step 6: Final answer
    x = 155,733,047.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.