Home / 1,423,100,716.41-1,963,771,762.68-866,122,204.89

Finding the Fourth Proportional to 1,423,100,716.41, 1,963,771,762.68 and 866,122,204.89

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Solution

The fourth proportional to 1,423,100,716.41, 1,963,771,762.68 and 866,122,204.89 is: 1,195,183,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,100,716.41 : 1,963,771,762.68 = 866,122,204.89 : x
  2. Step 2: Convert to fraction form
    1,423,100,716.41/1,963,771,762.68 = 866,122,204.89/x
  3. Step 3: Cross multiply
    1,423,100,716.41x = 1,963,771,762.68 × 866,122,204.89
  4. Step 4: Simplify right side
    1,423,100,716.41x = 1,700,866,328,993,123,328
  5. Step 5: Solve for x
    x = 1,700,866,328,993,123,328/1,423,100,716.41
  6. Step 6: Final answer
    x = 1,195,183,383.28

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Double scale
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1.5x scale

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.