Home / 195,012,007.80-292,561,314.30-65,615,965.80

Finding the Fourth Proportional to 195,012,007.80, 292,561,314.30 and 65,615,965.80

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Solution

The fourth proportional to 195,012,007.80, 292,561,314.30 and 65,615,965.80 is: 98,438,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,012,007.80 : 292,561,314.30 = 65,615,965.80 : x
  2. Step 2: Convert to fraction form
    195,012,007.80/292,561,314.30 = 65,615,965.80/x
  3. Step 3: Cross multiply
    195,012,007.80x = 292,561,314.30 × 65,615,965.80
  4. Step 4: Simplify right side
    195,012,007.80x = 19,196,693,193,511,852
  5. Step 5: Solve for x
    x = 19,196,693,193,511,852/195,012,007.80
  6. Step 6: Final answer
    x = 98,438,518.79

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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.