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Finding the Fourth Proportional to 51,910,634,562.90, 77,865,951,844.35 and 51,910,634,562.90

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Solution

The fourth proportional to 51,910,634,562.90, 77,865,951,844.35 and 51,910,634,562.90 is: 77,865,951,844.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,910,634,562.90 : 77,865,951,844.35 = 51,910,634,562.90 : x
  2. Step 2: Convert to fraction form
    51,910,634,562.90/77,865,951,844.35 = 51,910,634,562.90/x
  3. Step 3: Cross multiply
    51,910,634,562.90x = 77,865,951,844.35 × 51,910,634,562.90
  4. Step 4: Simplify right side
    51,910,634,562.90x = 4,042,070,971,084,422,774,784
  5. Step 5: Solve for x
    x = 4,042,070,971,084,422,774,784/51,910,634,562.90
  6. Step 6: Final answer
    x = 77,865,951,844.35

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.