Home / 250,797,990.26-346,105,505.40-137,772,248.06

Finding the Fourth Proportional to 250,797,990.26, 346,105,505.40 and 137,772,248.06

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Solution

The fourth proportional to 250,797,990.26, 346,105,505.40 and 137,772,248.06 is: 190,128,052.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,797,990.26 : 346,105,505.40 = 137,772,248.06 : x
  2. Step 2: Convert to fraction form
    250,797,990.26/346,105,505.40 = 137,772,248.06/x
  3. Step 3: Cross multiply
    250,797,990.26x = 346,105,505.40 × 137,772,248.06
  4. Step 4: Simplify right side
    250,797,990.26x = 47,683,733,544,900,464
  5. Step 5: Solve for x
    x = 47,683,733,544,900,464/250,797,990.26
  6. Step 6: Final answer
    x = 190,128,052.84

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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.