Home / 1,724,331,821.60-2,586,497,732.40-998,737,709.60

Finding the Fourth Proportional to 1,724,331,821.60, 2,586,497,732.40 and 998,737,709.60

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Solution

The fourth proportional to 1,724,331,821.60, 2,586,497,732.40 and 998,737,709.60 is: 1,498,106,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,331,821.60 : 2,586,497,732.40 = 998,737,709.60 : x
  2. Step 2: Convert to fraction form
    1,724,331,821.60/2,586,497,732.40 = 998,737,709.60/x
  3. Step 3: Cross multiply
    1,724,331,821.60x = 2,586,497,732.40 × 998,737,709.60
  4. Step 4: Simplify right side
    1,724,331,821.60x = 2,583,232,821,142,769,664
  5. Step 5: Solve for x
    x = 2,583,232,821,142,769,664/1,724,331,821.60
  6. Step 6: Final answer
    x = 1,498,106,564.40

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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.