Home / 79,087,662.92-118,547,790.78-35,987,133.35

Finding the Fourth Proportional to 79,087,662.92, 118,547,790.78 and 35,987,133.35

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Solution

The fourth proportional to 79,087,662.92, 118,547,790.78 and 35,987,133.35 is: 53,942,612.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,087,662.92 : 118,547,790.78 = 35,987,133.35 : x
  2. Step 2: Convert to fraction form
    79,087,662.92/118,547,790.78 = 35,987,133.35/x
  3. Step 3: Cross multiply
    79,087,662.92x = 118,547,790.78 × 35,987,133.35
  4. Step 4: Simplify right side
    79,087,662.92x = 4,266,195,155,147,760.50
  5. Step 5: Solve for x
    x = 4,266,195,155,147,760.50/79,087,662.92
  6. Step 6: Final answer
    x = 53,942,612.51

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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.