Home / 76,773,899.25-115,160,848.88-25,655,918.06

Finding the Fourth Proportional to 76,773,899.25, 115,160,848.88 and 25,655,918.06

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Solution

The fourth proportional to 76,773,899.25, 115,160,848.88 and 25,655,918.06 is: 38,483,877.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,773,899.25 : 115,160,848.88 = 25,655,918.06 : x
  2. Step 2: Convert to fraction form
    76,773,899.25/115,160,848.88 = 25,655,918.06/x
  3. Step 3: Cross multiply
    76,773,899.25x = 115,160,848.88 × 25,655,918.06
  4. Step 4: Simplify right side
    76,773,899.25x = 2,954,557,302,744,945.50
  5. Step 5: Solve for x
    x = 2,954,557,302,744,945.50/76,773,899.25
  6. Step 6: Final answer
    x = 38,483,877.09

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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.