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Finding the Third Proportional to 73,339,392 and 155,421,276

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Solution

The third proportional to 73,339,392 and 155,421,276 is: 329,369,693.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,339,392 : 155,421,276 = 155,421,276 : x
  2. Step 2: Convert to fraction form
    73,339,392/155,421,276 = 155,421,276/x
  3. Step 3: Cross multiply
    73,339,392x = 155,421,276 × 155,421,276
  4. Step 4: Simplify right side
    73,339,392x = 24,155,773,033,468,176
  5. Step 5: Solve for x
    x = 24,155,773,033,468,176/73,339,392
  6. Step 6: Final answer
    x = 329,369,693.08

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.