Home / 300,719,941.47-450,380,402.89-292,444,962.23

Finding the Fourth Proportional to 300,719,941.47, 450,380,402.89 and 292,444,962.23

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Solution

The fourth proportional to 300,719,941.47, 450,380,402.89 and 292,444,962.23 is: 437,987,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,719,941.47 : 450,380,402.89 = 292,444,962.23 : x
  2. Step 2: Convert to fraction form
    300,719,941.47/450,380,402.89 = 292,444,962.23/x
  3. Step 3: Cross multiply
    300,719,941.47x = 450,380,402.89 × 292,444,962.23
  4. Step 4: Simplify right side
    300,719,941.47x = 131,711,479,912,693,072
  5. Step 5: Solve for x
    x = 131,711,479,912,693,072/300,719,941.47
  6. Step 6: Final answer
    x = 437,987,182.59

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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.