Home / 77,447,391.83-116,098,052.84-38,549,067.34

Finding the Fourth Proportional to 77,447,391.83, 116,098,052.84 and 38,549,067.34

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Solution

The fourth proportional to 77,447,391.83, 116,098,052.84 and 38,549,067.34 is: 57,787,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,447,391.83 : 116,098,052.84 = 38,549,067.34 : x
  2. Step 2: Convert to fraction form
    77,447,391.83/116,098,052.84 = 38,549,067.34/x
  3. Step 3: Cross multiply
    77,447,391.83x = 116,098,052.84 × 38,549,067.34
  4. Step 4: Simplify right side
    77,447,391.83x = 4,475,471,656,489,047.50
  5. Step 5: Solve for x
    x = 4,475,471,656,489,047.50/77,447,391.83
  6. Step 6: Final answer
    x = 57,787,248.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.