Home / 77,587,233.55-116,389,855.60-25,776,459.97

Finding the Fourth Proportional to 77,587,233.55, 116,389,855.60 and 25,776,459.97

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Solution

The fourth proportional to 77,587,233.55, 116,389,855.60 and 25,776,459.97 is: 38,667,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,587,233.55 : 116,389,855.60 = 25,776,459.97 : x
  2. Step 2: Convert to fraction form
    77,587,233.55/116,389,855.60 = 25,776,459.97/x
  3. Step 3: Cross multiply
    77,587,233.55x = 116,389,855.60 × 25,776,459.97
  4. Step 4: Simplify right side
    77,587,233.55x = 3,000,118,453,432,064.50
  5. Step 5: Solve for x
    x = 3,000,118,453,432,064.50/77,587,233.55
  6. Step 6: Final answer
    x = 38,667,681.73

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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.