Home / 137,121,000.06-189,230,447.79-75,241,322.22

Finding the Fourth Proportional to 137,121,000.06, 189,230,447.79 and 75,241,322.22

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Solution

The fourth proportional to 137,121,000.06, 189,230,447.79 and 75,241,322.22 is: 103,834,927.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,121,000.06 : 189,230,447.79 = 75,241,322.22 : x
  2. Step 2: Convert to fraction form
    137,121,000.06/189,230,447.79 = 75,241,322.22/x
  3. Step 3: Cross multiply
    137,121,000.06x = 189,230,447.79 × 75,241,322.22
  4. Step 4: Simplify right side
    137,121,000.06x = 14,237,949,096,002,276
  5. Step 5: Solve for x
    x = 14,237,949,096,002,276/137,121,000.06
  6. Step 6: Final answer
    x = 103,834,927.47

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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.