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Finding the Third Proportional to 357,077,141 and 551,526,987

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Solution

The third proportional to 357,077,141 and 551,526,987 is: 851,866,396.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,077,141 : 551,526,987 = 551,526,987 : x
  2. Step 2: Convert to fraction form
    357,077,141/551,526,987 = 551,526,987/x
  3. Step 3: Cross multiply
    357,077,141x = 551,526,987 × 551,526,987
  4. Step 4: Simplify right side
    357,077,141x = 304,182,017,389,298,176
  5. Step 5: Solve for x
    x = 304,182,017,389,298,176/357,077,141
  6. Step 6: Final answer
    x = 851,866,396.54

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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.