Home / 21,181,655,607.66-29,232,012,251.07-11,666,205,464.94

Finding the Fourth Proportional to 21,181,655,607.66, 29,232,012,251.07 and 11,666,205,464.94

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Solution

The fourth proportional to 21,181,655,607.66, 29,232,012,251.07 and 11,666,205,464.94 is: 16,100,094,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,181,655,607.66 : 29,232,012,251.07 = 11,666,205,464.94 : x
  2. Step 2: Convert to fraction form
    21,181,655,607.66/29,232,012,251.07 = 11,666,205,464.94/x
  3. Step 3: Cross multiply
    21,181,655,607.66x = 29,232,012,251.07 × 11,666,205,464.94
  4. Step 4: Simplify right side
    21,181,655,607.66x = 341,026,661,074,625,888,256
  5. Step 5: Solve for x
    x = 341,026,661,074,625,888,256/21,181,655,607.66
  6. Step 6: Final answer
    x = 16,100,094,694.74

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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.