Home / 64,478,369.25-141,623,518.50

Finding the Third Proportional to 64,478,369.25 and 141,623,518.50

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Solution

The third proportional to 64,478,369.25 and 141,623,518.50 is: 311,068,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,478,369.25 : 141,623,518.50 = 141,623,518.50 : x
  2. Step 2: Convert to fraction form
    64,478,369.25/141,623,518.50 = 141,623,518.50/x
  3. Step 3: Cross multiply
    64,478,369.25x = 141,623,518.50 × 141,623,518.50
  4. Step 4: Simplify right side
    64,478,369.25x = 20,057,220,992,319,844
  5. Step 5: Solve for x
    x = 20,057,220,992,319,844/64,478,369.25
  6. Step 6: Final answer
    x = 311,068,986.79

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.