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Finding the Third Proportional to 395,551,764 and 581,896,197

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Solution

The third proportional to 395,551,764 and 581,896,197 is: 856,027,490.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,551,764 : 581,896,197 = 581,896,197 : x
  2. Step 2: Convert to fraction form
    395,551,764/581,896,197 = 581,896,197/x
  3. Step 3: Cross multiply
    395,551,764x = 581,896,197 × 581,896,197
  4. Step 4: Simplify right side
    395,551,764x = 338,603,184,083,062,784
  5. Step 5: Solve for x
    x = 338,603,184,083,062,784/395,551,764
  6. Step 6: Final answer
    x = 856,027,490.96

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.