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Finding the Third Proportional to 77,552,910 and 168,030,774

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Solution

The third proportional to 77,552,910 and 168,030,774 is: 364,065,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,552,910 : 168,030,774 = 168,030,774 : x
  2. Step 2: Convert to fraction form
    77,552,910/168,030,774 = 168,030,774/x
  3. Step 3: Cross multiply
    77,552,910x = 168,030,774 × 168,030,774
  4. Step 4: Simplify right side
    77,552,910x = 28,234,341,011,039,076
  5. Step 5: Solve for x
    x = 28,234,341,011,039,076/77,552,910
  6. Step 6: Final answer
    x = 364,065,526.50

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.