Home / 118,412,200.22-163,400,540.83-68,849,057.63

Finding the Fourth Proportional to 118,412,200.22, 163,400,540.83 and 68,849,057.63

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Solution

The fourth proportional to 118,412,200.22, 163,400,540.83 and 68,849,057.63 is: 95,006,876.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,412,200.22 : 163,400,540.83 = 68,849,057.63 : x
  2. Step 2: Convert to fraction form
    118,412,200.22/163,400,540.83 = 68,849,057.63/x
  3. Step 3: Cross multiply
    118,412,200.22x = 163,400,540.83 × 68,849,057.63
  4. Step 4: Simplify right side
    118,412,200.22x = 11,249,973,252,614,214
  5. Step 5: Solve for x
    x = 11,249,973,252,614,214/118,412,200.22
  6. Step 6: Final answer
    x = 95,006,876.25

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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.