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Finding the Third Proportional to 38,920,064,139 and 84,974,191,776

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Solution

The third proportional to 38,920,064,139 and 84,974,191,776 is: 185,524,187,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,920,064,139 : 84,974,191,776 = 84,974,191,776 : x
  2. Step 2: Convert to fraction form
    38,920,064,139/84,974,191,776 = 84,974,191,776/x
  3. Step 3: Cross multiply
    38,920,064,139x = 84,974,191,776 × 84,974,191,776
  4. Step 4: Simplify right side
    38,920,064,139x = 7,220,613,267,984,425,680,896
  5. Step 5: Solve for x
    x = 7,220,613,267,984,425,680,896/38,920,064,139
  6. Step 6: Final answer
    x = 185,524,187,272.57

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.