Home / 230,107,837.18-345,163,046.13-76,753,472.62

Finding the Fourth Proportional to 230,107,837.18, 345,163,046.13 and 76,753,472.62

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Solution

The fourth proportional to 230,107,837.18, 345,163,046.13 and 76,753,472.62 is: 115,130,639.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,107,837.18 : 345,163,046.13 = 76,753,472.62 : x
  2. Step 2: Convert to fraction form
    230,107,837.18/345,163,046.13 = 76,753,472.62/x
  3. Step 3: Cross multiply
    230,107,837.18x = 345,163,046.13 × 76,753,472.62
  4. Step 4: Simplify right side
    230,107,837.18x = 26,492,462,410,574,752
  5. Step 5: Solve for x
    x = 26,492,462,410,574,752/230,107,837.18
  6. Step 6: Final answer
    x = 115,130,639.34

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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.