Home / 568,658,945.36-853,020,325.56-159,683,209.04

Finding the Fourth Proportional to 568,658,945.36, 853,020,325.56 and 159,683,209.04

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Solution

The fourth proportional to 568,658,945.36, 853,020,325.56 and 159,683,209.04 is: 239,533,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,658,945.36 : 853,020,325.56 = 159,683,209.04 : x
  2. Step 2: Convert to fraction form
    568,658,945.36/853,020,325.56 = 159,683,209.04/x
  3. Step 3: Cross multiply
    568,658,945.36x = 853,020,325.56 × 159,683,209.04
  4. Step 4: Simplify right side
    568,658,945.36x = 136,213,022,961,766,320
  5. Step 5: Solve for x
    x = 136,213,022,961,766,320/568,658,945.36
  6. Step 6: Final answer
    x = 239,533,773.40

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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.