Home / 579,217,246.80-868,846,865.40-170,314,731.60

Finding the Fourth Proportional to 579,217,246.80, 868,846,865.40 and 170,314,731.60

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Solution

The fourth proportional to 579,217,246.80, 868,846,865.40 and 170,314,731.60 is: 255,478,270.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,217,246.80 : 868,846,865.40 = 170,314,731.60 : x
  2. Step 2: Convert to fraction form
    579,217,246.80/868,846,865.40 = 170,314,731.60/x
  3. Step 3: Cross multiply
    579,217,246.80x = 868,846,865.40 × 170,314,731.60
  4. Step 4: Simplify right side
    579,217,246.80x = 147,977,420,682,102,304
  5. Step 5: Solve for x
    x = 147,977,420,682,102,304/579,217,246.80
  6. Step 6: Final answer
    x = 255,478,270.89

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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.