Home / 275,402,087.04-380,063,241.28-151,647,192.80

Finding the Fourth Proportional to 275,402,087.04, 380,063,241.28 and 151,647,192.80

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Solution

The fourth proportional to 275,402,087.04, 380,063,241.28 and 151,647,192.80 is: 209,277,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,402,087.04 : 380,063,241.28 = 151,647,192.80 : x
  2. Step 2: Convert to fraction form
    275,402,087.04/380,063,241.28 = 151,647,192.80/x
  3. Step 3: Cross multiply
    275,402,087.04x = 380,063,241.28 × 151,647,192.80
  4. Step 4: Simplify right side
    275,402,087.04x = 57,635,523,626,581,080
  5. Step 5: Solve for x
    x = 57,635,523,626,581,080/275,402,087.04
  6. Step 6: Final answer
    x = 209,277,730.05

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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.