Home / 347,711,996.80-521,567,995.20-175,122,121.60

Finding the Fourth Proportional to 347,711,996.80, 521,567,995.20 and 175,122,121.60

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Solution

The fourth proportional to 347,711,996.80, 521,567,995.20 and 175,122,121.60 is: 262,683,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,711,996.80 : 521,567,995.20 = 175,122,121.60 : x
  2. Step 2: Convert to fraction form
    347,711,996.80/521,567,995.20 = 175,122,121.60/x
  3. Step 3: Cross multiply
    347,711,996.80x = 521,567,995.20 × 175,122,121.60
  4. Step 4: Simplify right side
    347,711,996.80x = 91,338,093,878,082,608
  5. Step 5: Solve for x
    x = 91,338,093,878,082,608/347,711,996.80
  6. Step 6: Final answer
    x = 262,683,182.40

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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.