Home / 71,284,680.04-98,355,998.37-40,344,849.22

Finding the Fourth Proportional to 71,284,680.04, 98,355,998.37 and 40,344,849.22

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Solution

The fourth proportional to 71,284,680.04, 98,355,998.37 and 40,344,849.22 is: 55,666,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,284,680.04 : 98,355,998.37 = 40,344,849.22 : x
  2. Step 2: Convert to fraction form
    71,284,680.04/98,355,998.37 = 40,344,849.22/x
  3. Step 3: Cross multiply
    71,284,680.04x = 98,355,998.37 × 40,344,849.22
  4. Step 4: Simplify right side
    71,284,680.04x = 3,968,157,924,120,216
  5. Step 5: Solve for x
    x = 3,968,157,924,120,216/71,284,680.04
  6. Step 6: Final answer
    x = 55,666,349.65

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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.