Home / 126,762,699.15-190,285,766.33-98,135,743.95

Finding the Fourth Proportional to 126,762,699.15, 190,285,766.33 and 98,135,743.95

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Solution

The fourth proportional to 126,762,699.15, 190,285,766.33 and 98,135,743.95 is: 147,313,329.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,762,699.15 : 190,285,766.33 = 98,135,743.95 : x
  2. Step 2: Convert to fraction form
    126,762,699.15/190,285,766.33 = 98,135,743.95/x
  3. Step 3: Cross multiply
    126,762,699.15x = 190,285,766.33 × 98,135,743.95
  4. Step 4: Simplify right side
    126,762,699.15x = 18,673,835,241,399,732
  5. Step 5: Solve for x
    x = 18,673,835,241,399,732/126,762,699.15
  6. Step 6: Final answer
    x = 147,313,329.29

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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.