Home / 408,898,599,569.61-613,360,394,668.20-140,283,811,842.27

Finding the Fourth Proportional to 408,898,599,569.61, 613,360,394,668.20 and 140,283,811,842.27

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Solution

The fourth proportional to 408,898,599,569.61, 613,360,394,668.20 and 140,283,811,842.27 is: 210,430,004,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,898,599,569.61 : 613,360,394,668.20 = 140,283,811,842.27 : x
  2. Step 2: Convert to fraction form
    408,898,599,569.61/613,360,394,668.20 = 140,283,811,842.27/x
  3. Step 3: Cross multiply
    408,898,599,569.61x = 613,360,394,668.20 × 140,283,811,842.27
  4. Step 4: Simplify right side
    408,898,599,569.61x = 86,044,534,197,134,217,445,376
  5. Step 5: Solve for x
    x = 86,044,534,197,134,217,445,376/408,898,599,569.61
  6. Step 6: Final answer
    x = 210,430,004,621.44

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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.