Home / 557,437,764.20-836,102,616.42-169,264,006.76

Finding the Fourth Proportional to 557,437,764.20, 836,102,616.42 and 169,264,006.76

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Solution

The fourth proportional to 557,437,764.20, 836,102,616.42 and 169,264,006.76 is: 253,879,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,437,764.20 : 836,102,616.42 = 169,264,006.76 : x
  2. Step 2: Convert to fraction form
    557,437,764.20/836,102,616.42 = 169,264,006.76/x
  3. Step 3: Cross multiply
    557,437,764.20x = 836,102,616.42 × 169,264,006.76
  4. Step 4: Simplify right side
    557,437,764.20x = 141,522,078,917,768,544
  5. Step 5: Solve for x
    x = 141,522,078,917,768,544/557,437,764.20
  6. Step 6: Final answer
    x = 253,879,604.16

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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.