Home / 79,774,351.20-110,069,859.15-48,411,689.85

Finding the Fourth Proportional to 79,774,351.20, 110,069,859.15 and 48,411,689.85

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Solution

The fourth proportional to 79,774,351.20, 110,069,859.15 and 48,411,689.85 is: 66,796,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,774,351.20 : 110,069,859.15 = 48,411,689.85 : x
  2. Step 2: Convert to fraction form
    79,774,351.20/110,069,859.15 = 48,411,689.85/x
  3. Step 3: Cross multiply
    79,774,351.20x = 110,069,859.15 × 48,411,689.85
  4. Step 4: Simplify right side
    79,774,351.20x = 5,328,667,883,002,985
  5. Step 5: Solve for x
    x = 5,328,667,883,002,985/79,774,351.20
  6. Step 6: Final answer
    x = 66,796,756.14

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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.