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Finding the Third Proportional to 90,885,776 and 143,937,506

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Solution

The third proportional to 90,885,776 and 143,937,506 is: 227,956,524.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,885,776 : 143,937,506 = 143,937,506 : x
  2. Step 2: Convert to fraction form
    90,885,776/143,937,506 = 143,937,506/x
  3. Step 3: Cross multiply
    90,885,776x = 143,937,506 × 143,937,506
  4. Step 4: Simplify right side
    90,885,776x = 20,718,005,633,500,036
  5. Step 5: Solve for x
    x = 20,718,005,633,500,036/90,885,776
  6. Step 6: Final answer
    x = 227,956,524.61

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.