Home / 253,396,524.51-380,238,573.11-136,810,327.95

Finding the Fourth Proportional to 253,396,524.51, 380,238,573.11 and 136,810,327.95

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Solution

The fourth proportional to 253,396,524.51, 380,238,573.11 and 136,810,327.95 is: 205,293,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,396,524.51 : 380,238,573.11 = 136,810,327.95 : x
  2. Step 2: Convert to fraction form
    253,396,524.51/380,238,573.11 = 136,810,327.95/x
  3. Step 3: Cross multiply
    253,396,524.51x = 380,238,573.11 × 136,810,327.95
  4. Step 4: Simplify right side
    253,396,524.51x = 52,020,563,885,735,096
  5. Step 5: Solve for x
    x = 52,020,563,885,735,096/253,396,524.51
  6. Step 6: Final answer
    x = 205,293,123.05

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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.