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Finding the Third Proportional to 66,798,389 and 147,184,594

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Solution

The third proportional to 66,798,389 and 147,184,594 is: 324,308,790.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,798,389 : 147,184,594 = 147,184,594 : x
  2. Step 2: Convert to fraction form
    66,798,389/147,184,594 = 147,184,594/x
  3. Step 3: Cross multiply
    66,798,389x = 147,184,594 × 147,184,594
  4. Step 4: Simplify right side
    66,798,389x = 21,663,304,710,944,836
  5. Step 5: Solve for x
    x = 21,663,304,710,944,836/66,798,389
  6. Step 6: Final answer
    x = 324,308,790.01

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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.