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Finding the Third Proportional to 357,077,139 and 551,526,984

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Solution

The third proportional to 357,077,139 and 551,526,984 is: 851,866,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,077,139 : 551,526,984 = 551,526,984 : x
  2. Step 2: Convert to fraction form
    357,077,139/551,526,984 = 551,526,984/x
  3. Step 3: Cross multiply
    357,077,139x = 551,526,984 × 551,526,984
  4. Step 4: Simplify right side
    357,077,139x = 304,182,014,080,136,256
  5. Step 5: Solve for x
    x = 304,182,014,080,136,256/357,077,139
  6. Step 6: Final answer
    x = 851,866,392.04

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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.