Home / 157,066,361.29-216,775,143.24-119,327,423.68

Finding the Fourth Proportional to 157,066,361.29, 216,775,143.24 and 119,327,423.68

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Solution

The fourth proportional to 157,066,361.29, 216,775,143.24 and 119,327,423.68 is: 164,689,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,066,361.29 : 216,775,143.24 = 119,327,423.68 : x
  2. Step 2: Convert to fraction form
    157,066,361.29/216,775,143.24 = 119,327,423.68/x
  3. Step 3: Cross multiply
    157,066,361.29x = 216,775,143.24 × 119,327,423.68
  4. Step 4: Simplify right side
    157,066,361.29x = 25,867,219,359,608,292
  5. Step 5: Solve for x
    x = 25,867,219,359,608,292/157,066,361.29
  6. Step 6: Final answer
    x = 164,689,747.37

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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.