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Finding the Third Proportional to 134,778,346 and 291,076,340

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Solution

The third proportional to 134,778,346 and 291,076,340 is: 628,627,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,778,346 : 291,076,340 = 291,076,340 : x
  2. Step 2: Convert to fraction form
    134,778,346/291,076,340 = 291,076,340/x
  3. Step 3: Cross multiply
    134,778,346x = 291,076,340 × 291,076,340
  4. Step 4: Simplify right side
    134,778,346x = 84,725,435,707,795,600
  5. Step 5: Solve for x
    x = 84,725,435,707,795,600/134,778,346
  6. Step 6: Final answer
    x = 628,627,952.65

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.