Home / 161,259,730.99-222,557,321.49-91,655,574.61

Finding the Fourth Proportional to 161,259,730.99, 222,557,321.49 and 91,655,574.61

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Solution

The fourth proportional to 161,259,730.99, 222,557,321.49 and 91,655,574.61 is: 126,495,431.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,259,730.99 : 222,557,321.49 = 91,655,574.61 : x
  2. Step 2: Convert to fraction form
    161,259,730.99/222,557,321.49 = 91,655,574.61/x
  3. Step 3: Cross multiply
    161,259,730.99x = 222,557,321.49 × 91,655,574.61
  4. Step 4: Simplify right side
    161,259,730.99x = 20,398,619,184,828,452
  5. Step 5: Solve for x
    x = 20,398,619,184,828,452/161,259,730.99
  6. Step 6: Final answer
    x = 126,495,431.06

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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.