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Finding the Third Proportional to 4,988,257,364 and 6,973,877,380

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Solution

The third proportional to 4,988,257,364 and 6,973,877,380 is: 9,749,891,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,257,364 : 6,973,877,380 = 6,973,877,380 : x
  2. Step 2: Convert to fraction form
    4,988,257,364/6,973,877,380 = 6,973,877,380/x
  3. Step 3: Cross multiply
    4,988,257,364x = 6,973,877,380 × 6,973,877,380
  4. Step 4: Simplify right side
    4,988,257,364x = 48,634,965,711,275,663,360
  5. Step 5: Solve for x
    x = 48,634,965,711,275,663,360/4,988,257,364
  6. Step 6: Final answer
    x = 9,749,891,026.53

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.