Home / 2,887,108,753.24-3,984,213,028.30-1,567,009,581.40

Finding the Fourth Proportional to 2,887,108,753.24, 3,984,213,028.30 and 1,567,009,581.40

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Solution

The fourth proportional to 2,887,108,753.24, 3,984,213,028.30 and 1,567,009,581.40 is: 2,162,474,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,108,753.24 : 3,984,213,028.30 = 1,567,009,581.40 : x
  2. Step 2: Convert to fraction form
    2,887,108,753.24/3,984,213,028.30 = 1,567,009,581.40/x
  3. Step 3: Cross multiply
    2,887,108,753.24x = 3,984,213,028.30 × 1,567,009,581.40
  4. Step 4: Simplify right side
    2,887,108,753.24x = 6,243,299,989,684,809,728
  5. Step 5: Solve for x
    x = 6,243,299,989,684,809,728/2,887,108,753.24
  6. Step 6: Final answer
    x = 2,162,474,822.84

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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.