Home / 1,119,749,344.80-1,679,624,017.20-888,466,221.60

Finding the Fourth Proportional to 1,119,749,344.80, 1,679,624,017.20 and 888,466,221.60

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Solution

The fourth proportional to 1,119,749,344.80, 1,679,624,017.20 and 888,466,221.60 is: 1,332,699,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,749,344.80 : 1,679,624,017.20 = 888,466,221.60 : x
  2. Step 2: Convert to fraction form
    1,119,749,344.80/1,679,624,017.20 = 888,466,221.60/x
  3. Step 3: Cross multiply
    1,119,749,344.80x = 1,679,624,017.20 × 888,466,221.60
  4. Step 4: Simplify right side
    1,119,749,344.80x = 1,492,289,204,270,297,600
  5. Step 5: Solve for x
    x = 1,492,289,204,270,297,600/1,119,749,344.80
  6. Step 6: Final answer
    x = 1,332,699,332.40

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Double scale
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1.5x scale

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.