Home / 131,918,988.25-182,070,027.30-73,200,570.40

Finding the Fourth Proportional to 131,918,988.25, 182,070,027.30 and 73,200,570.40

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Solution

The fourth proportional to 131,918,988.25, 182,070,027.30 and 73,200,570.40 is: 101,028,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,918,988.25 : 182,070,027.30 = 73,200,570.40 : x
  2. Step 2: Convert to fraction form
    131,918,988.25/182,070,027.30 = 73,200,570.40/x
  3. Step 3: Cross multiply
    131,918,988.25x = 182,070,027.30 × 73,200,570.40
  4. Step 4: Simplify right side
    131,918,988.25x = 13,327,629,851,103,574
  5. Step 5: Solve for x
    x = 13,327,629,851,103,574/131,918,988.25
  6. Step 6: Final answer
    x = 101,028,896.81

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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.