Home / 255,261,353.06-352,255,882.79-156,134,818.76

Finding the Fourth Proportional to 255,261,353.06, 352,255,882.79 and 156,134,818.76

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Solution

The fourth proportional to 255,261,353.06, 352,255,882.79 and 156,134,818.76 is: 215,463,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,261,353.06 : 352,255,882.79 = 156,134,818.76 : x
  2. Step 2: Convert to fraction form
    255,261,353.06/352,255,882.79 = 156,134,818.76/x
  3. Step 3: Cross multiply
    255,261,353.06x = 352,255,882.79 × 156,134,818.76
  4. Step 4: Simplify right side
    255,261,353.06x = 54,999,408,414,018,504
  5. Step 5: Solve for x
    x = 54,999,408,414,018,504/255,261,353.06
  6. Step 6: Final answer
    x = 215,463,123.41

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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.