Home / 172,643,533.92-238,245,296.40-94,325,407.20

Finding the Fourth Proportional to 172,643,533.92, 238,245,296.40 and 94,325,407.20

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Solution

The fourth proportional to 172,643,533.92, 238,245,296.40 and 94,325,407.20 is: 130,167,542.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,643,533.92 : 238,245,296.40 = 94,325,407.20 : x
  2. Step 2: Convert to fraction form
    172,643,533.92/238,245,296.40 = 94,325,407.20/x
  3. Step 3: Cross multiply
    172,643,533.92x = 238,245,296.40 × 94,325,407.20
  4. Step 4: Simplify right side
    172,643,533.92x = 22,472,584,596,414,696
  5. Step 5: Solve for x
    x = 22,472,584,596,414,696/172,643,533.92
  6. Step 6: Final answer
    x = 130,167,542.83

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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.