Home / 157,767,372.80-236,186,572.80-117,556,121.60

Finding the Fourth Proportional to 157,767,372.80, 236,186,572.80 and 117,556,121.60

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Solution

The fourth proportional to 157,767,372.80, 236,186,572.80 and 117,556,121.60 is: 175,988,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,767,372.80 : 236,186,572.80 = 117,556,121.60 : x
  2. Step 2: Convert to fraction form
    157,767,372.80/236,186,572.80 = 117,556,121.60/x
  3. Step 3: Cross multiply
    157,767,372.80x = 236,186,572.80 × 117,556,121.60
  4. Step 4: Simplify right side
    157,767,372.80x = 27,765,177,472,364,052
  5. Step 5: Solve for x
    x = 27,765,177,472,364,052/157,767,372.80
  6. Step 6: Final answer
    x = 175,988,082.83

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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.