Home / 144,856,363.48-199,866,790.38-91,913,767.80

Finding the Fourth Proportional to 144,856,363.48, 199,866,790.38 and 91,913,767.80

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Solution

The fourth proportional to 144,856,363.48, 199,866,790.38 and 91,913,767.80 is: 126,818,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,856,363.48 : 199,866,790.38 = 91,913,767.80 : x
  2. Step 2: Convert to fraction form
    144,856,363.48/199,866,790.38 = 91,913,767.80/x
  3. Step 3: Cross multiply
    144,856,363.48x = 199,866,790.38 × 91,913,767.80
  4. Step 4: Simplify right side
    144,856,363.48x = 18,370,509,761,918,592
  5. Step 5: Solve for x
    x = 18,370,509,761,918,592/144,856,363.48
  6. Step 6: Final answer
    x = 126,818,797.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.