Home / 427,731,643.08-590,253,861.78-232,157,156.04

Finding the Fourth Proportional to 427,731,643.08, 590,253,861.78 and 232,157,156.04

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Solution

The fourth proportional to 427,731,643.08, 590,253,861.78 and 232,157,156.04 is: 320,368,296.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,731,643.08 : 590,253,861.78 = 232,157,156.04 : x
  2. Step 2: Convert to fraction form
    427,731,643.08/590,253,861.78 = 232,157,156.04/x
  3. Step 3: Cross multiply
    427,731,643.08x = 590,253,861.78 × 232,157,156.04
  4. Step 4: Simplify right side
    427,731,643.08x = 137,031,657,892,472,048
  5. Step 5: Solve for x
    x = 137,031,657,892,472,048/427,731,643.08
  6. Step 6: Final answer
    x = 320,368,296.59

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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.