Home / 534,523,748.28-800,751,420.54-300,643,849.92

Finding the Fourth Proportional to 534,523,748.28, 800,751,420.54 and 300,643,849.92

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Solution

The fourth proportional to 534,523,748.28, 800,751,420.54 and 300,643,849.92 is: 450,384,086.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,523,748.28 : 800,751,420.54 = 300,643,849.92 : x
  2. Step 2: Convert to fraction form
    534,523,748.28/800,751,420.54 = 300,643,849.92/x
  3. Step 3: Cross multiply
    534,523,748.28x = 800,751,420.54 × 300,643,849.92
  4. Step 4: Simplify right side
    534,523,748.28x = 240,740,989,900,054,560
  5. Step 5: Solve for x
    x = 240,740,989,900,054,560/534,523,748.28
  6. Step 6: Final answer
    x = 450,384,086.16

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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.