Home / 232,439,293.18-320,788,881.66-173,599,806.40

Finding the Fourth Proportional to 232,439,293.18, 320,788,881.66 and 173,599,806.40

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Solution

The fourth proportional to 232,439,293.18, 320,788,881.66 and 173,599,806.40 is: 239,584,654.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,439,293.18 : 320,788,881.66 = 173,599,806.40 : x
  2. Step 2: Convert to fraction form
    232,439,293.18/320,788,881.66 = 173,599,806.40/x
  3. Step 3: Cross multiply
    232,439,293.18x = 320,788,881.66 × 173,599,806.40
  4. Step 4: Simplify right side
    232,439,293.18x = 55,688,887,751,448,520
  5. Step 5: Solve for x
    x = 55,688,887,751,448,520/232,439,293.18
  6. Step 6: Final answer
    x = 239,584,654.51

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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.