Home / 18,391,337,702.70-27,587,006,554.05-8,071,776,998.70

Finding the Fourth Proportional to 18,391,337,702.70, 27,587,006,554.05 and 8,071,776,998.70

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Solution

The fourth proportional to 18,391,337,702.70, 27,587,006,554.05 and 8,071,776,998.70 is: 12,107,665,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391,337,702.70 : 27,587,006,554.05 = 8,071,776,998.70 : x
  2. Step 2: Convert to fraction form
    18,391,337,702.70/27,587,006,554.05 = 8,071,776,998.70/x
  3. Step 3: Cross multiply
    18,391,337,702.70x = 27,587,006,554.05 × 8,071,776,998.70
  4. Step 4: Simplify right side
    18,391,337,702.70x = 222,676,164,965,966,938,112
  5. Step 5: Solve for x
    x = 222,676,164,965,966,938,112/18,391,337,702.70
  6. Step 6: Final answer
    x = 12,107,665,498.05

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Double scale
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Similar ratio
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1.5x scale

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.