Home / 1,555,204,523.60-2,333,142,708.60-464,797,816.40

Finding the Fourth Proportional to 1,555,204,523.60, 2,333,142,708.60 and 464,797,816.40

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Solution

The fourth proportional to 1,555,204,523.60, 2,333,142,708.60 and 464,797,816.40 is: 697,297,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,204,523.60 : 2,333,142,708.60 = 464,797,816.40 : x
  2. Step 2: Convert to fraction form
    1,555,204,523.60/2,333,142,708.60 = 464,797,816.40/x
  3. Step 3: Cross multiply
    1,555,204,523.60x = 2,333,142,708.60 × 464,797,816.40
  4. Step 4: Simplify right side
    1,555,204,523.60x = 1,084,439,636,306,861,440
  5. Step 5: Solve for x
    x = 1,084,439,636,306,861,440/1,555,204,523.60
  6. Step 6: Final answer
    x = 697,297,120.64

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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.