Home / 79,087,662.17-118,547,789.66-35,987,132.60

Finding the Fourth Proportional to 79,087,662.17, 118,547,789.66 and 35,987,132.60

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Solution

The fourth proportional to 79,087,662.17, 118,547,789.66 and 35,987,132.60 is: 53,942,611.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,087,662.17 : 118,547,789.66 = 35,987,132.60 : x
  2. Step 2: Convert to fraction form
    79,087,662.17/118,547,789.66 = 35,987,132.60/x
  3. Step 3: Cross multiply
    79,087,662.17x = 118,547,789.66 × 35,987,132.60
  4. Step 4: Simplify right side
    79,087,662.17x = 4,266,195,025,751,393.50
  5. Step 5: Solve for x
    x = 4,266,195,025,751,393.50/79,087,662.17
  6. Step 6: Final answer
    x = 53,942,611.38

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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.