Home / 77,750,230.20-107,294,679.76-42,468,057.82

Finding the Fourth Proportional to 77,750,230.20, 107,294,679.76 and 42,468,057.82

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Solution

The fourth proportional to 77,750,230.20, 107,294,679.76 and 42,468,057.82 is: 58,605,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,750,230.20 : 107,294,679.76 = 42,468,057.82 : x
  2. Step 2: Convert to fraction form
    77,750,230.20/107,294,679.76 = 42,468,057.82/x
  3. Step 3: Cross multiply
    77,750,230.20x = 107,294,679.76 × 42,468,057.82
  4. Step 4: Simplify right side
    77,750,230.20x = 4,556,596,663,826,064
  5. Step 5: Solve for x
    x = 4,556,596,663,826,064/77,750,230.20
  6. Step 6: Final answer
    x = 58,605,571.35

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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.