Home / 958,023,124.56-1,321,822,008.36-561,332,992.32

Finding the Fourth Proportional to 958,023,124.56, 1,321,822,008.36 and 561,332,992.32

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Solution

The fourth proportional to 958,023,124.56, 1,321,822,008.36 and 561,332,992.32 is: 774,493,103.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,023,124.56 : 1,321,822,008.36 = 561,332,992.32 : x
  2. Step 2: Convert to fraction form
    958,023,124.56/1,321,822,008.36 = 561,332,992.32/x
  3. Step 3: Cross multiply
    958,023,124.56x = 1,321,822,008.36 × 561,332,992.32
  4. Step 4: Simplify right side
    958,023,124.56x = 741,982,303,267,150,848
  5. Step 5: Solve for x
    x = 741,982,303,267,150,848/958,023,124.56
  6. Step 6: Final answer
    x = 774,493,103.82

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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.