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Finding the Third Proportional to 71,908,184 and 157,269,280

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Solution

The third proportional to 71,908,184 and 157,269,280 is: 343,961,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,908,184 : 157,269,280 = 157,269,280 : x
  2. Step 2: Convert to fraction form
    71,908,184/157,269,280 = 157,269,280/x
  3. Step 3: Cross multiply
    71,908,184x = 157,269,280 × 157,269,280
  4. Step 4: Simplify right side
    71,908,184x = 24,733,626,431,718,400
  5. Step 5: Solve for x
    x = 24,733,626,431,718,400/71,908,184
  6. Step 6: Final answer
    x = 343,961,216.32

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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.