Home / 90,218,371.94-124,501,408.26-48,965,264.36

Finding the Fourth Proportional to 90,218,371.94, 124,501,408.26 and 48,965,264.36

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Solution

The fourth proportional to 90,218,371.94, 124,501,408.26 and 48,965,264.36 is: 67,572,094.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,218,371.94 : 124,501,408.26 = 48,965,264.36 : x
  2. Step 2: Convert to fraction form
    90,218,371.94/124,501,408.26 = 48,965,264.36/x
  3. Step 3: Cross multiply
    90,218,371.94x = 124,501,408.26 × 48,965,264.36
  4. Step 4: Simplify right side
    90,218,371.94x = 6,096,244,368,643,188
  5. Step 5: Solve for x
    x = 6,096,244,368,643,188/90,218,371.94
  6. Step 6: Final answer
    x = 67,572,094.66

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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.