Home / 232,436,818.96-320,777,317.24-128,014,862.60

Finding the Fourth Proportional to 232,436,818.96, 320,777,317.24 and 128,014,862.60

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Solution

The fourth proportional to 232,436,818.96, 320,777,317.24 and 128,014,862.60 is: 176,668,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,436,818.96 : 320,777,317.24 = 128,014,862.60 : x
  2. Step 2: Convert to fraction form
    232,436,818.96/320,777,317.24 = 128,014,862.60/x
  3. Step 3: Cross multiply
    232,436,818.96x = 320,777,317.24 × 128,014,862.60
  4. Step 4: Simplify right side
    232,436,818.96x = 41,064,264,191,675,208
  5. Step 5: Solve for x
    x = 41,064,264,191,675,208/232,436,818.96
  6. Step 6: Final answer
    x = 176,668,500.18

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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.