Home / 211,805,377.56-292,237,137.50-123,648,717.48

Finding the Fourth Proportional to 211,805,377.56, 292,237,137.50 and 123,648,717.48

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Solution

The fourth proportional to 211,805,377.56, 292,237,137.50 and 123,648,717.48 is: 170,603,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,805,377.56 : 292,237,137.50 = 123,648,717.48 : x
  2. Step 2: Convert to fraction form
    211,805,377.56/292,237,137.50 = 123,648,717.48/x
  3. Step 3: Cross multiply
    211,805,377.56x = 292,237,137.50 × 123,648,717.48
  4. Step 4: Simplify right side
    211,805,377.56x = 36,134,747,251,901,416
  5. Step 5: Solve for x
    x = 36,134,747,251,901,416/211,805,377.56
  6. Step 6: Final answer
    x = 170,603,540.23

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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.