Home / 158,952,342.60-238,428,513.90-82,298,867.40

Finding the Fourth Proportional to 158,952,342.60, 238,428,513.90 and 82,298,867.40

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Solution

The fourth proportional to 158,952,342.60, 238,428,513.90 and 82,298,867.40 is: 123,448,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,952,342.60 : 238,428,513.90 = 82,298,867.40 : x
  2. Step 2: Convert to fraction form
    158,952,342.60/238,428,513.90 = 82,298,867.40/x
  3. Step 3: Cross multiply
    158,952,342.60x = 238,428,513.90 × 82,298,867.40
  4. Step 4: Simplify right side
    158,952,342.60x = 19,622,396,649,835,160
  5. Step 5: Solve for x
    x = 19,622,396,649,835,160/158,952,342.60
  6. Step 6: Final answer
    x = 123,448,301.10

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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.