Home / 777,053,498.54-1,166,184,677.57-542,359,540.13

Finding the Fourth Proportional to 777,053,498.54, 1,166,184,677.57 and 542,359,540.13

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Solution

The fourth proportional to 777,053,498.54, 1,166,184,677.57 and 542,359,540.13 is: 813,961,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,053,498.54 : 1,166,184,677.57 = 542,359,540.13 : x
  2. Step 2: Convert to fraction form
    777,053,498.54/1,166,184,677.57 = 542,359,540.13/x
  3. Step 3: Cross multiply
    777,053,498.54x = 1,166,184,677.57 × 542,359,540.13
  4. Step 4: Simplify right side
    777,053,498.54x = 632,491,385,424,974,848
  5. Step 5: Solve for x
    x = 632,491,385,424,974,848/777,053,498.54
  6. Step 6: Final answer
    x = 813,961,183.65

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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.