Home / 31,027,519,104,740-42,810,874,637,038-18,524,820,250,437

Finding the Fourth Proportional to 31,027,519,104,740, 42,810,874,637,038 and 18,524,820,250,437

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Solution

The fourth proportional to 31,027,519,104,740, 42,810,874,637,038 and 18,524,820,250,437 is: 25,560,011,895,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,027,519,104,740 : 42,810,874,637,038 = 18,524,820,250,437 : x
  2. Step 2: Convert to fraction form
    31,027,519,104,740/42,810,874,637,038 = 18,524,820,250,437/x
  3. Step 3: Cross multiply
    31,027,519,104,740x = 42,810,874,637,038 × 18,524,820,250,437
  4. Step 4: Simplify right side
    31,027,519,104,740x = 793,063,757,415,121,270,098,362,368
  5. Step 5: Solve for x
    x = 793,063,757,415,121,270,098,362,368/31,027,519,104,740
  6. Step 6: Final answer
    x = 25,560,011,895,825.95

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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.