Home / 195,601,216.80-293,215,201.20-72,746,637.60

Finding the Fourth Proportional to 195,601,216.80, 293,215,201.20 and 72,746,637.60

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Solution

The fourth proportional to 195,601,216.80, 293,215,201.20 and 72,746,637.60 is: 109,050,548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,601,216.80 : 293,215,201.20 = 72,746,637.60 : x
  2. Step 2: Convert to fraction form
    195,601,216.80/293,215,201.20 = 72,746,637.60/x
  3. Step 3: Cross multiply
    195,601,216.80x = 293,215,201.20 × 72,746,637.60
  4. Step 4: Simplify right side
    195,601,216.80x = 21,330,419,980,507,484
  5. Step 5: Solve for x
    x = 21,330,419,980,507,484/195,601,216.80
  6. Step 6: Final answer
    x = 109,050,548.51

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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.