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Finding the Third Proportional to 46,187,572 and 64,572,945

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Solution

The third proportional to 46,187,572 and 64,572,945 is: 90,276,778.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,187,572 : 64,572,945 = 64,572,945 : x
  2. Step 2: Convert to fraction form
    46,187,572/64,572,945 = 64,572,945/x
  3. Step 3: Cross multiply
    46,187,572x = 64,572,945 × 64,572,945
  4. Step 4: Simplify right side
    46,187,572x = 4,169,665,225,973,025
  5. Step 5: Solve for x
    x = 4,169,665,225,973,025/46,187,572
  6. Step 6: Final answer
    x = 90,276,778.91

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.