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Finding the Third Proportional to 155,072,232 and 240,085,944

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Solution

The third proportional to 155,072,232 and 240,085,944 is: 371,705,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,072,232 : 240,085,944 = 240,085,944 : x
  2. Step 2: Convert to fraction form
    155,072,232/240,085,944 = 240,085,944/x
  3. Step 3: Cross multiply
    155,072,232x = 240,085,944 × 240,085,944
  4. Step 4: Simplify right side
    155,072,232x = 57,641,260,506,371,136
  5. Step 5: Solve for x
    x = 57,641,260,506,371,136/155,072,232
  6. Step 6: Final answer
    x = 371,705,880.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.