Home / 230,364,215.11-345,673,866.35-138,021,026.95

Finding the Fourth Proportional to 230,364,215.11, 345,673,866.35 and 138,021,026.95

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Solution

The fourth proportional to 230,364,215.11, 345,673,866.35 and 138,021,026.95 is: 207,107,957.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,364,215.11 : 345,673,866.35 = 138,021,026.95 : x
  2. Step 2: Convert to fraction form
    230,364,215.11/345,673,866.35 = 138,021,026.95/x
  3. Step 3: Cross multiply
    230,364,215.11x = 345,673,866.35 × 138,021,026.95
  4. Step 4: Simplify right side
    230,364,215.11x = 47,710,262,023,404,048
  5. Step 5: Solve for x
    x = 47,710,262,023,404,048/230,364,215.11
  6. Step 6: Final answer
    x = 207,107,957.29

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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.