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Finding the Third Proportional to 63,032,360 and 135,480,880

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Solution

The third proportional to 63,032,360 and 135,480,880 is: 291,200,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,032,360 : 135,480,880 = 135,480,880 : x
  2. Step 2: Convert to fraction form
    63,032,360/135,480,880 = 135,480,880/x
  3. Step 3: Cross multiply
    63,032,360x = 135,480,880 × 135,480,880
  4. Step 4: Simplify right side
    63,032,360x = 18,355,068,845,574,400
  5. Step 5: Solve for x
    x = 18,355,068,845,574,400/63,032,360
  6. Step 6: Final answer
    x = 291,200,723.65

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.