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Finding the Third Proportional to 188,810,808 and 291,601,332

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Solution

The third proportional to 188,810,808 and 291,601,332 is: 450,352,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,810,808 : 291,601,332 = 291,601,332 : x
  2. Step 2: Convert to fraction form
    188,810,808/291,601,332 = 291,601,332/x
  3. Step 3: Cross multiply
    188,810,808x = 291,601,332 × 291,601,332
  4. Step 4: Simplify right side
    188,810,808x = 85,031,336,824,174,224
  5. Step 5: Solve for x
    x = 85,031,336,824,174,224/188,810,808
  6. Step 6: Final answer
    x = 450,352,062.60

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.