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Finding the Fourth Proportional to 300,854,246.10, 450,563,923.80 and 300,854,246.10

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Solution

The fourth proportional to 300,854,246.10, 450,563,923.80 and 300,854,246.10 is: 450,563,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,854,246.10 : 450,563,923.80 = 300,854,246.10 : x
  2. Step 2: Convert to fraction form
    300,854,246.10/450,563,923.80 = 300,854,246.10/x
  3. Step 3: Cross multiply
    300,854,246.10x = 450,563,923.80 × 300,854,246.10
  4. Step 4: Simplify right side
    300,854,246.10x = 135,554,069,614,706,864
  5. Step 5: Solve for x
    x = 135,554,069,614,706,864/300,854,246.10
  6. Step 6: Final answer
    x = 450,563,923.80

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Why These Related Problems?

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