Home / 739,867,349.56-1,109,666,918.50-297,192,192.44

Finding the Fourth Proportional to 739,867,349.56, 1,109,666,918.50 and 297,192,192.44

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Solution

The fourth proportional to 739,867,349.56, 1,109,666,918.50 and 297,192,192.44 is: 445,734,420.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,867,349.56 : 1,109,666,918.50 = 297,192,192.44 : x
  2. Step 2: Convert to fraction form
    739,867,349.56/1,109,666,918.50 = 297,192,192.44/x
  3. Step 3: Cross multiply
    739,867,349.56x = 1,109,666,918.50 × 297,192,192.44
  4. Step 4: Simplify right side
    739,867,349.56x = 329,784,344,389,184,960
  5. Step 5: Solve for x
    x = 329,784,344,389,184,960/739,867,349.56
  6. Step 6: Final answer
    x = 445,734,420.62

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1.5x scale

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.