Home / 10,240,561,140.02-14,131,899,137.49-5,785,144,553.78

Finding the Fourth Proportional to 10,240,561,140.02, 14,131,899,137.49 and 5,785,144,553.78

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Solution

The fourth proportional to 10,240,561,140.02, 14,131,899,137.49 and 5,785,144,553.78 is: 7,983,456,981.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240,561,140.02 : 14,131,899,137.49 = 5,785,144,553.78 : x
  2. Step 2: Convert to fraction form
    10,240,561,140.02/14,131,899,137.49 = 5,785,144,553.78/x
  3. Step 3: Cross multiply
    10,240,561,140.02x = 14,131,899,137.49 × 5,785,144,553.78
  4. Step 4: Simplify right side
    10,240,561,140.02x = 81,755,079,329,818,542,080
  5. Step 5: Solve for x
    x = 81,755,079,329,818,542,080/10,240,561,140.02
  6. Step 6: Final answer
    x = 7,983,456,981.70

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Double scale
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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.