Home / 574,352,136.74-861,778,796.38-201,127,897.78

Finding the Fourth Proportional to 574,352,136.74, 861,778,796.38 and 201,127,897.78

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Solution

The fourth proportional to 574,352,136.74, 861,778,796.38 and 201,127,897.78 is: 301,779,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,352,136.74 : 861,778,796.38 = 201,127,897.78 : x
  2. Step 2: Convert to fraction form
    574,352,136.74/861,778,796.38 = 201,127,897.78/x
  3. Step 3: Cross multiply
    574,352,136.74x = 861,778,796.38 × 201,127,897.78
  4. Step 4: Simplify right side
    574,352,136.74x = 173,327,757,667,288,064
  5. Step 5: Solve for x
    x = 173,327,757,667,288,064/574,352,136.74
  6. Step 6: Final answer
    x = 301,779,599.27

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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.