Home / 1,581,452,244.84-2,182,356,799.72-866,963,362.12

Finding the Fourth Proportional to 1,581,452,244.84, 2,182,356,799.72 and 866,963,362.12

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Solution

The fourth proportional to 1,581,452,244.84, 2,182,356,799.72 and 866,963,362.12 is: 1,196,383,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,452,244.84 : 2,182,356,799.72 = 866,963,362.12 : x
  2. Step 2: Convert to fraction form
    1,581,452,244.84/2,182,356,799.72 = 866,963,362.12/x
  3. Step 3: Cross multiply
    1,581,452,244.84x = 2,182,356,799.72 × 866,963,362.12
  4. Step 4: Simplify right side
    1,581,452,244.84x = 1,892,023,388,430,694,400
  5. Step 5: Solve for x
    x = 1,892,023,388,430,694,400/1,581,452,244.84
  6. Step 6: Final answer
    x = 1,196,383,510.54

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Double scale
Find fourth proportional to 1,581,452,245.84, 2,182,356,801.10 and 866,963,363.12
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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.