Home / 2,887,108,729.41-3,984,212,995.26-1,567,009,557.57

Finding the Fourth Proportional to 2,887,108,729.41, 3,984,212,995.26 and 1,567,009,557.57

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Solution

The fourth proportional to 2,887,108,729.41, 3,984,212,995.26 and 1,567,009,557.57 is: 2,162,474,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,108,729.41 : 3,984,212,995.26 = 1,567,009,557.57 : x
  2. Step 2: Convert to fraction form
    2,887,108,729.41/3,984,212,995.26 = 1,567,009,557.57/x
  3. Step 3: Cross multiply
    2,887,108,729.41x = 3,984,212,995.26 × 1,567,009,557.57
  4. Step 4: Simplify right side
    2,887,108,729.41x = 6,243,299,842,967,017,472
  5. Step 5: Solve for x
    x = 6,243,299,842,967,017,472/2,887,108,729.41
  6. Step 6: Final answer
    x = 2,162,474,789.87

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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.