Home / 874,455,723.60-1,311,494,628.60-383,168,043.60

Finding the Fourth Proportional to 874,455,723.60, 1,311,494,628.60 and 383,168,043.60

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Solution

The fourth proportional to 874,455,723.60, 1,311,494,628.60 and 383,168,043.60 is: 574,669,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,455,723.60 : 1,311,494,628.60 = 383,168,043.60 : x
  2. Step 2: Convert to fraction form
    874,455,723.60/1,311,494,628.60 = 383,168,043.60/x
  3. Step 3: Cross multiply
    874,455,723.60x = 1,311,494,628.60 × 383,168,043.60
  4. Step 4: Simplify right side
    874,455,723.60x = 502,522,831,032,570,624
  5. Step 5: Solve for x
    x = 502,522,831,032,570,624/874,455,723.60
  6. Step 6: Final answer
    x = 574,669,268.52

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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.