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Finding the Fourth Proportional to 453,724,807.80, 680,587,211.70 and 223,804,039.80

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Solution

The fourth proportional to 453,724,807.80, 680,587,211.70 and 223,804,039.80 is: 335,706,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,724,807.80 : 680,587,211.70 = 223,804,039.80 : x
  2. Step 2: Convert to fraction form
    453,724,807.80/680,587,211.70 = 223,804,039.80/x
  3. Step 3: Cross multiply
    453,724,807.80x = 680,587,211.70 × 223,804,039.80
  4. Step 4: Simplify right side
    453,724,807.80x = 152,318,167,414,677,856
  5. Step 5: Solve for x
    x = 152,318,167,414,677,856/453,724,807.80
  6. Step 6: Final answer
    x = 335,706,059.70

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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.