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Finding the Third Proportional to 399,683,960 and 599,523,960

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Solution

The third proportional to 399,683,960 and 599,523,960 is: 899,282,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,683,960 : 599,523,960 = 599,523,960 : x
  2. Step 2: Convert to fraction form
    399,683,960/599,523,960 = 599,523,960/x
  3. Step 3: Cross multiply
    399,683,960x = 599,523,960 × 599,523,960
  4. Step 4: Simplify right side
    399,683,960x = 359,428,978,614,081,600
  5. Step 5: Solve for x
    x = 359,428,978,614,081,600/399,683,960
  6. Step 6: Final answer
    x = 899,282,970.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.