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Finding the Third Proportional to 71,731,170 and 148,566,352.50

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Solution

The third proportional to 71,731,170 and 148,566,352.50 is: 307,703,904.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,731,170 : 148,566,352.50 = 148,566,352.50 : x
  2. Step 2: Convert to fraction form
    71,731,170/148,566,352.50 = 148,566,352.50/x
  3. Step 3: Cross multiply
    71,731,170x = 148,566,352.50 × 148,566,352.50
  4. Step 4: Simplify right side
    71,731,170x = 22,071,961,095,154,256
  5. Step 5: Solve for x
    x = 22,071,961,095,154,256/71,731,170
  6. Step 6: Final answer
    x = 307,703,904.66

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.