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Finding the Third Proportional to 35,456,318.50 and 77,638,686.50

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Solution

The third proportional to 35,456,318.50 and 77,638,686.50 is: 170,005,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456,318.50 : 77,638,686.50 = 77,638,686.50 : x
  2. Step 2: Convert to fraction form
    35,456,318.50/77,638,686.50 = 77,638,686.50/x
  3. Step 3: Cross multiply
    35,456,318.50x = 77,638,686.50 × 77,638,686.50
  4. Step 4: Simplify right side
    35,456,318.50x = 6,027,765,641,445,282
  5. Step 5: Solve for x
    x = 6,027,765,641,445,282/35,456,318.50
  6. Step 6: Final answer
    x = 170,005,400.91

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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.