Home / 1,426,265,213.27-1,967,951,255.37-823,425,389.91

Finding the Fourth Proportional to 1,426,265,213.27, 1,967,951,255.37 and 823,425,389.91

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Solution

The fourth proportional to 1,426,265,213.27, 1,967,951,255.37 and 823,425,389.91 is: 1,136,156,876.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,265,213.27 : 1,967,951,255.37 = 823,425,389.91 : x
  2. Step 2: Convert to fraction form
    1,426,265,213.27/1,967,951,255.37 = 823,425,389.91/x
  3. Step 3: Cross multiply
    1,426,265,213.27x = 1,967,951,255.37 × 823,425,389.91
  4. Step 4: Simplify right side
    1,426,265,213.27x = 1,620,461,029,776,915,968
  5. Step 5: Solve for x
    x = 1,620,461,029,776,915,968/1,426,265,213.27
  6. Step 6: Final answer
    x = 1,136,156,876.51

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1.5x scale

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.