Home / 230,573,994.12-318,160,686.51-137,734,794.36

Finding the Fourth Proportional to 230,573,994.12, 318,160,686.51 and 137,734,794.36

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Solution

The fourth proportional to 230,573,994.12, 318,160,686.51 and 137,734,794.36 is: 190,055,244.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,573,994.12 : 318,160,686.51 = 137,734,794.36 : x
  2. Step 2: Convert to fraction form
    230,573,994.12/318,160,686.51 = 137,734,794.36/x
  3. Step 3: Cross multiply
    230,573,994.12x = 318,160,686.51 × 137,734,794.36
  4. Step 4: Simplify right side
    230,573,994.12x = 43,821,796,729,891,280
  5. Step 5: Solve for x
    x = 43,821,796,729,891,280/230,573,994.12
  6. Step 6: Final answer
    x = 190,055,244.08

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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.