Home / 77,750,176.06-107,294,605.20-42,468,003.65

Finding the Fourth Proportional to 77,750,176.06, 107,294,605.20 and 42,468,003.65

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Solution

The fourth proportional to 77,750,176.06, 107,294,605.20 and 42,468,003.65 is: 58,605,496.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,750,176.06 : 107,294,605.20 = 42,468,003.65 : x
  2. Step 2: Convert to fraction form
    77,750,176.06/107,294,605.20 = 42,468,003.65/x
  3. Step 3: Cross multiply
    77,750,176.06x = 107,294,605.20 × 42,468,003.65
  4. Step 4: Simplify right side
    77,750,176.06x = 4,556,587,684,510,096
  5. Step 5: Solve for x
    x = 4,556,587,684,510,096/77,750,176.06
  6. Step 6: Final answer
    x = 58,605,496.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.