Home / 127,929,650.43-191,389,575.12-96,894,709.30

Finding the Fourth Proportional to 127,929,650.43, 191,389,575.12 and 96,894,709.30

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Solution

The fourth proportional to 127,929,650.43, 191,389,575.12 and 96,894,709.30 is: 144,959,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,929,650.43 : 191,389,575.12 = 96,894,709.30 : x
  2. Step 2: Convert to fraction form
    127,929,650.43/191,389,575.12 = 96,894,709.30/x
  3. Step 3: Cross multiply
    127,929,650.43x = 191,389,575.12 × 96,894,709.30
  4. Step 4: Simplify right side
    127,929,650.43x = 18,544,637,245,195,012
  5. Step 5: Solve for x
    x = 18,544,637,245,195,012/127,929,650.43
  6. Step 6: Final answer
    x = 144,959,649.17

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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.