Home / 800,031,478,551.30-1,104,044,257,491.20-434,225,757,255.81

Finding the Fourth Proportional to 800,031,478,551.30, 1,104,044,257,491.20 and 434,225,757,255.81

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Solution

The fourth proportional to 800,031,478,551.30, 1,104,044,257,491.20 and 434,225,757,255.81 is: 599,231,988,497.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,031,478,551.30 : 1,104,044,257,491.20 = 434,225,757,255.81 : x
  2. Step 2: Convert to fraction form
    800,031,478,551.30/1,104,044,257,491.20 = 434,225,757,255.81/x
  3. Step 3: Cross multiply
    800,031,478,551.30x = 1,104,044,257,491.20 × 434,225,757,255.81
  4. Step 4: Simplify right side
    800,031,478,551.30x = 479,404,453,753,044,762,361,856
  5. Step 5: Solve for x
    x = 479,404,453,753,044,762,361,856/800,031,478,551.30
  6. Step 6: Final answer
    x = 599,231,988,497.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.