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Finding the Third Proportional to 7,931,737,293 and 11,999,618,943

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Solution

The third proportional to 7,931,737,293 and 11,999,618,943 is: 18,153,759,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,737,293 : 11,999,618,943 = 11,999,618,943 : x
  2. Step 2: Convert to fraction form
    7,931,737,293/11,999,618,943 = 11,999,618,943/x
  3. Step 3: Cross multiply
    7,931,737,293x = 11,999,618,943 × 11,999,618,943
  4. Step 4: Simplify right side
    7,931,737,293x = 143,990,854,777,204,441,088
  5. Step 5: Solve for x
    x = 143,990,854,777,204,441,088/7,931,737,293
  6. Step 6: Final answer
    x = 18,153,759,946.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.