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Finding the Third Proportional to 70,833,312 and 154,788,416

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Solution

The third proportional to 70,833,312 and 154,788,416 is: 338,251,213.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,833,312 : 154,788,416 = 154,788,416 : x
  2. Step 2: Convert to fraction form
    70,833,312/154,788,416 = 154,788,416/x
  3. Step 3: Cross multiply
    70,833,312x = 154,788,416 × 154,788,416
  4. Step 4: Simplify right side
    70,833,312x = 23,959,453,727,789,056
  5. Step 5: Solve for x
    x = 23,959,453,727,789,056/70,833,312
  6. Step 6: Final answer
    x = 338,251,213.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.