Home / 77,899,218.88-116,859,459-32,450,384.56

Finding the Fourth Proportional to 77,899,218.88, 116,859,459 and 32,450,384.56

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Solution

The fourth proportional to 77,899,218.88, 116,859,459 and 32,450,384.56 is: 48,680,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,899,218.88 : 116,859,459 = 32,450,384.56 : x
  2. Step 2: Convert to fraction form
    77,899,218.88/116,859,459 = 32,450,384.56/x
  3. Step 3: Cross multiply
    77,899,218.88x = 116,859,459 × 32,450,384.56
  4. Step 4: Simplify right side
    77,899,218.88x = 3,792,134,384,023,553
  5. Step 5: Solve for x
    x = 3,792,134,384,023,553/77,899,218.88
  6. Step 6: Final answer
    x = 48,680,005.25

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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.