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Finding the Third Proportional to 80,506,368 and 176,828,400

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Solution

The third proportional to 80,506,368 and 176,828,400 is: 388,395,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,506,368 : 176,828,400 = 176,828,400 : x
  2. Step 2: Convert to fraction form
    80,506,368/176,828,400 = 176,828,400/x
  3. Step 3: Cross multiply
    80,506,368x = 176,828,400 × 176,828,400
  4. Step 4: Simplify right side
    80,506,368x = 31,268,283,046,560,000
  5. Step 5: Solve for x
    x = 31,268,283,046,560,000/80,506,368
  6. Step 6: Final answer
    x = 388,395,152.13

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.