Home / 84,325,418.96-116,369,389.73-49,051,686.88

Finding the Fourth Proportional to 84,325,418.96, 116,369,389.73 and 49,051,686.88

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Solution

The fourth proportional to 84,325,418.96, 116,369,389.73 and 49,051,686.88 is: 67,691,509.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,325,418.96 : 116,369,389.73 = 49,051,686.88 : x
  2. Step 2: Convert to fraction form
    84,325,418.96/116,369,389.73 = 49,051,686.88/x
  3. Step 3: Cross multiply
    84,325,418.96x = 116,369,389.73 × 49,051,686.88
  4. Step 4: Simplify right side
    84,325,418.96x = 5,708,114,867,720,739
  5. Step 5: Solve for x
    x = 5,708,114,867,720,739/84,325,418.96
  6. Step 6: Final answer
    x = 67,691,509.14

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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.