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Finding the Third Proportional to 73,140,312 and 157,287,984

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Solution

The third proportional to 73,140,312 and 157,287,984 is: 338,247,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,140,312 : 157,287,984 = 157,287,984 : x
  2. Step 2: Convert to fraction form
    73,140,312/157,287,984 = 157,287,984/x
  3. Step 3: Cross multiply
    73,140,312x = 157,287,984 × 157,287,984
  4. Step 4: Simplify right side
    73,140,312x = 24,739,509,910,784,256
  5. Step 5: Solve for x
    x = 24,739,509,910,784,256/73,140,312
  6. Step 6: Final answer
    x = 338,247,257.01

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.