Home / 1,415,065,355.40-2,120,582,493.90-1,043,702,257.80

Finding the Fourth Proportional to 1,415,065,355.40, 2,120,582,493.90 and 1,043,702,257.80

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Solution

The fourth proportional to 1,415,065,355.40, 2,120,582,493.90 and 1,043,702,257.80 is: 1,564,066,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,065,355.40 : 2,120,582,493.90 = 1,043,702,257.80 : x
  2. Step 2: Convert to fraction form
    1,415,065,355.40/2,120,582,493.90 = 1,043,702,257.80/x
  3. Step 3: Cross multiply
    1,415,065,355.40x = 2,120,582,493.90 × 1,043,702,257.80
  4. Step 4: Simplify right side
    1,415,065,355.40x = 2,213,256,736,734,584,832
  5. Step 5: Solve for x
    x = 2,213,256,736,734,584,832/1,415,065,355.40
  6. Step 6: Final answer
    x = 1,564,066,796.13

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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.