Home / 12,811,383,293,274-17,679,408,227,326-7,538,173,455,875

Finding the Fourth Proportional to 12,811,383,293,274, 17,679,408,227,326 and 7,538,173,455,875

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Solution

The fourth proportional to 12,811,383,293,274, 17,679,408,227,326 and 7,538,173,455,875 is: 10,402,502,428,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,811,383,293,274 : 17,679,408,227,326 = 7,538,173,455,875 : x
  2. Step 2: Convert to fraction form
    12,811,383,293,274/17,679,408,227,326 = 7,538,173,455,875/x
  3. Step 3: Cross multiply
    12,811,383,293,274x = 17,679,408,227,326 × 7,538,173,455,875
  4. Step 4: Simplify right side
    12,811,383,293,274x = 133,270,445,814,806,941,244,850,176
  5. Step 5: Solve for x
    x = 133,270,445,814,806,941,244,850,176/12,811,383,293,274
  6. Step 6: Final answer
    x = 10,402,502,428,037.90

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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.