Home / 127,521,983.43-191,083,684.74-88,736,215.20

Finding the Fourth Proportional to 127,521,983.43, 191,083,684.74 and 88,736,215.20

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Solution

The fourth proportional to 127,521,983.43, 191,083,684.74 and 88,736,215.20 is: 132,965,646.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,521,983.43 : 191,083,684.74 = 88,736,215.20 : x
  2. Step 2: Convert to fraction form
    127,521,983.43/191,083,684.74 = 88,736,215.20/x
  3. Step 3: Cross multiply
    127,521,983.43x = 191,083,684.74 × 88,736,215.20
  4. Step 4: Simplify right side
    127,521,983.43x = 16,956,042,970,297,598
  5. Step 5: Solve for x
    x = 16,956,042,970,297,598/127,521,983.43
  6. Step 6: Final answer
    x = 132,965,646.50

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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.