Home / 71,086,841,415,221-98,091,997,489,045-39,864,988,381,931

Finding the Fourth Proportional to 71,086,841,415,221, 98,091,997,489,045 and 39,864,988,381,931

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Solution

The fourth proportional to 71,086,841,415,221, 98,091,997,489,045 and 39,864,988,381,931 is: 55,009,285,296,840.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,086,841,415,221 : 98,091,997,489,045 = 39,864,988,381,931 : x
  2. Step 2: Convert to fraction form
    71,086,841,415,221/98,091,997,489,045 = 39,864,988,381,931/x
  3. Step 3: Cross multiply
    71,086,841,415,221x = 98,091,997,489,045 × 39,864,988,381,931
  4. Step 4: Simplify right side
    71,086,841,415,221x = 3,910,436,340,261,183,478,894,166,016
  5. Step 5: Solve for x
    x = 3,910,436,340,261,183,478,894,166,016/71,086,841,415,221
  6. Step 6: Final answer
    x = 55,009,285,296,840.98

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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.