Home / 1,077,836,152.80-1,616,754,229.20-669,689,464.80

Finding the Fourth Proportional to 1,077,836,152.80, 1,616,754,229.20 and 669,689,464.80

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Solution

The fourth proportional to 1,077,836,152.80, 1,616,754,229.20 and 669,689,464.80 is: 1,004,534,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,836,152.80 : 1,616,754,229.20 = 669,689,464.80 : x
  2. Step 2: Convert to fraction form
    1,077,836,152.80/1,616,754,229.20 = 669,689,464.80/x
  3. Step 3: Cross multiply
    1,077,836,152.80x = 1,616,754,229.20 × 669,689,464.80
  4. Step 4: Simplify right side
    1,077,836,152.80x = 1,082,723,274,466,084,480
  5. Step 5: Solve for x
    x = 1,082,723,274,466,084,480/1,077,836,152.80
  6. Step 6: Final answer
    x = 1,004,534,197.20

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Double scale
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Similar ratio
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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.