Home / 550,577,282.40-825,865,923.60-305,689,269.60

Finding the Fourth Proportional to 550,577,282.40, 825,865,923.60 and 305,689,269.60

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Solution

The fourth proportional to 550,577,282.40, 825,865,923.60 and 305,689,269.60 is: 458,533,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,577,282.40 : 825,865,923.60 = 305,689,269.60 : x
  2. Step 2: Convert to fraction form
    550,577,282.40/825,865,923.60 = 305,689,269.60/x
  3. Step 3: Cross multiply
    550,577,282.40x = 825,865,923.60 × 305,689,269.60
  4. Step 4: Simplify right side
    550,577,282.40x = 252,458,350,972,813,440
  5. Step 5: Solve for x
    x = 252,458,350,972,813,440/550,577,282.40
  6. Step 6: Final answer
    x = 458,533,904.40

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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.