Home / 1,426,265,215.27-1,967,951,258.13-823,425,391.91

Finding the Fourth Proportional to 1,426,265,215.27, 1,967,951,258.13 and 823,425,391.91

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Solution

The fourth proportional to 1,426,265,215.27, 1,967,951,258.13 and 823,425,391.91 is: 1,136,156,879.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,265,215.27 : 1,967,951,258.13 = 823,425,391.91 : x
  2. Step 2: Convert to fraction form
    1,426,265,215.27/1,967,951,258.13 = 823,425,391.91/x
  3. Step 3: Cross multiply
    1,426,265,215.27x = 1,967,951,258.13 × 823,425,391.91
  4. Step 4: Simplify right side
    1,426,265,215.27x = 1,620,461,035,985,472,768
  5. Step 5: Solve for x
    x = 1,620,461,035,985,472,768/1,426,265,215.27
  6. Step 6: Final answer
    x = 1,136,156,879.27

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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.