Home / 152,242,735.68-210,095,177.96-82,628,116.56

Finding the Fourth Proportional to 152,242,735.68, 210,095,177.96 and 82,628,116.56

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Solution

The fourth proportional to 152,242,735.68, 210,095,177.96 and 82,628,116.56 is: 114,026,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,242,735.68 : 210,095,177.96 = 82,628,116.56 : x
  2. Step 2: Convert to fraction form
    152,242,735.68/210,095,177.96 = 82,628,116.56/x
  3. Step 3: Cross multiply
    152,242,735.68x = 210,095,177.96 × 82,628,116.56
  4. Step 4: Simplify right side
    152,242,735.68x = 17,359,768,853,172,824
  5. Step 5: Solve for x
    x = 17,359,768,853,172,824/152,242,735.68
  6. Step 6: Final answer
    x = 114,026,910.88

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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.