Home / 784,058,044.14-1,081,966,954.68-426,818,394

Finding the Fourth Proportional to 784,058,044.14, 1,081,966,954.68 and 426,818,394

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Solution

The fourth proportional to 784,058,044.14, 1,081,966,954.68 and 426,818,394 is: 588,991,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,058,044.14 : 1,081,966,954.68 = 426,818,394 : x
  2. Step 2: Convert to fraction form
    784,058,044.14/1,081,966,954.68 = 426,818,394/x
  3. Step 3: Cross multiply
    784,058,044.14x = 1,081,966,954.68 × 426,818,394
  4. Step 4: Simplify right side
    784,058,044.14x = 461,803,397,957,588,416
  5. Step 5: Solve for x
    x = 461,803,397,957,588,416/784,058,044.14
  6. Step 6: Final answer
    x = 588,991,339.87

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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.