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Finding the Third Proportional to 70,833,324 and 154,788,440

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Solution

The third proportional to 70,833,324 and 154,788,440 is: 338,251,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,833,324 : 154,788,440 = 154,788,440 : x
  2. Step 2: Convert to fraction form
    70,833,324/154,788,440 = 154,788,440/x
  3. Step 3: Cross multiply
    70,833,324x = 154,788,440 × 154,788,440
  4. Step 4: Simplify right side
    70,833,324x = 23,959,461,157,633,600
  5. Step 5: Solve for x
    x = 23,959,461,157,633,600/70,833,324
  6. Step 6: Final answer
    x = 338,251,260.91

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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.