Home / 739,882,945.34-1,109,492,710.20-440,892,882.44

Finding the Fourth Proportional to 739,882,945.34, 1,109,492,710.20 and 440,892,882.44

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Solution

The fourth proportional to 739,882,945.34, 1,109,492,710.20 and 440,892,882.44 is: 661,141,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,882,945.34 : 1,109,492,710.20 = 440,892,882.44 : x
  2. Step 2: Convert to fraction form
    739,882,945.34/1,109,492,710.20 = 440,892,882.44/x
  3. Step 3: Cross multiply
    739,882,945.34x = 1,109,492,710.20 × 440,892,882.44
  4. Step 4: Simplify right side
    739,882,945.34x = 489,167,439,046,245,632
  5. Step 5: Solve for x
    x = 489,167,439,046,245,632/739,882,945.34
  6. Step 6: Final answer
    x = 661,141,660.48

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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.