Home / 1,690,566,455.72-2,332,012,426.65-1,054,382,453.73

Finding the Fourth Proportional to 1,690,566,455.72, 2,332,012,426.65 and 1,054,382,453.73

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Solution

The fourth proportional to 1,690,566,455.72, 2,332,012,426.65 and 1,054,382,453.73 is: 1,454,443,258.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,566,455.72 : 2,332,012,426.65 = 1,054,382,453.73 : x
  2. Step 2: Convert to fraction form
    1,690,566,455.72/2,332,012,426.65 = 1,054,382,453.73/x
  3. Step 3: Cross multiply
    1,690,566,455.72x = 2,332,012,426.65 × 1,054,382,453.73
  4. Step 4: Simplify right side
    1,690,566,455.72x = 2,458,832,984,540,078,592
  5. Step 5: Solve for x
    x = 2,458,832,984,540,078,592/1,690,566,455.72
  6. Step 6: Final answer
    x = 1,454,443,258.49

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.