Home / 268,931,154.14-371,121,220.23-149,858,765.03

Finding the Fourth Proportional to 268,931,154.14, 371,121,220.23 and 149,858,765.03

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Solution

The fourth proportional to 268,931,154.14, 371,121,220.23 and 149,858,765.03 is: 206,802,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,931,154.14 : 371,121,220.23 = 149,858,765.03 : x
  2. Step 2: Convert to fraction form
    268,931,154.14/371,121,220.23 = 149,858,765.03/x
  3. Step 3: Cross multiply
    268,931,154.14x = 371,121,220.23 × 149,858,765.03
  4. Step 4: Simplify right side
    268,931,154.14x = 55,615,767,740,094,456
  5. Step 5: Solve for x
    x = 55,615,767,740,094,456/268,931,154.14
  6. Step 6: Final answer
    x = 206,802,993.57

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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.