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Finding the Third Proportional to 42,255,254 and 91,737,803

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Solution

The third proportional to 42,255,254 and 91,737,803 is: 199,166,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,255,254 : 91,737,803 = 91,737,803 : x
  2. Step 2: Convert to fraction form
    42,255,254/91,737,803 = 91,737,803/x
  3. Step 3: Cross multiply
    42,255,254x = 91,737,803 × 91,737,803
  4. Step 4: Simplify right side
    42,255,254x = 8,415,824,499,266,809
  5. Step 5: Solve for x
    x = 8,415,824,499,266,809/42,255,254
  6. Step 6: Final answer
    x = 199,166,345.07

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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.