Home / 31,027,519,104,741-42,810,874,637,039-18,524,820,250,438

Finding the Fourth Proportional to 31,027,519,104,741, 42,810,874,637,039 and 18,524,820,250,438

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Solution

The fourth proportional to 31,027,519,104,741, 42,810,874,637,039 and 18,524,820,250,438 is: 25,560,011,895,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,027,519,104,741 : 42,810,874,637,039 = 18,524,820,250,438 : x
  2. Step 2: Convert to fraction form
    31,027,519,104,741/42,810,874,637,039 = 18,524,820,250,438/x
  3. Step 3: Cross multiply
    31,027,519,104,741x = 42,810,874,637,039 × 18,524,820,250,438
  4. Step 4: Simplify right side
    31,027,519,104,741x = 793,063,757,415,182,567,871,610,880
  5. Step 5: Solve for x
    x = 793,063,757,415,182,567,871,610,880/31,027,519,104,741
  6. Step 6: Final answer
    x = 25,560,011,895,827.10

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Double scale
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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.