Home / 66,864,550.50-145,599,527.25

Finding the Third Proportional to 66,864,550.50 and 145,599,527.25

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Solution

The third proportional to 66,864,550.50 and 145,599,527.25 is: 317,047,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,864,550.50 : 145,599,527.25 = 145,599,527.25 : x
  2. Step 2: Convert to fraction form
    66,864,550.50/145,599,527.25 = 145,599,527.25/x
  3. Step 3: Cross multiply
    66,864,550.50x = 145,599,527.25 × 145,599,527.25
  4. Step 4: Simplify right side
    66,864,550.50x = 21,199,222,335,423,492
  5. Step 5: Solve for x
    x = 21,199,222,335,423,492/66,864,550.50
  6. Step 6: Final answer
    x = 317,047,257.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.