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Finding the Fourth Proportional to 366,993,701.60, 550,490,552.40 and 124,656,605.60

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Solution

The fourth proportional to 366,993,701.60, 550,490,552.40 and 124,656,605.60 is: 186,984,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,993,701.60 : 550,490,552.40 = 124,656,605.60 : x
  2. Step 2: Convert to fraction form
    366,993,701.60/550,490,552.40 = 124,656,605.60/x
  3. Step 3: Cross multiply
    366,993,701.60x = 550,490,552.40 × 124,656,605.60
  4. Step 4: Simplify right side
    366,993,701.60x = 68,622,283,677,052,928
  5. Step 5: Solve for x
    x = 68,622,283,677,052,928/366,993,701.60
  6. Step 6: Final answer
    x = 186,984,908.40

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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.