Home / 568,658,805-853,020,115.56-159,683,069.04

Finding the Fourth Proportional to 568,658,805, 853,020,115.56 and 159,683,069.04

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Solution

The fourth proportional to 568,658,805, 853,020,115.56 and 159,683,069.04 is: 239,533,563.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,658,805 : 853,020,115.56 = 159,683,069.04 : x
  2. Step 2: Convert to fraction form
    568,658,805/853,020,115.56 = 159,683,069.04/x
  3. Step 3: Cross multiply
    568,658,805x = 853,020,115.56 × 159,683,069.04
  4. Step 4: Simplify right side
    568,658,805x = 136,212,870,005,476,240
  5. Step 5: Solve for x
    x = 136,212,870,005,476,240/568,658,805
  6. Step 6: Final answer
    x = 239,533,563.55

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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.