Home / 158,282,067.72-237,072,306.72-121,620,599.40

Finding the Fourth Proportional to 158,282,067.72, 237,072,306.72 and 121,620,599.40

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Solution

The fourth proportional to 158,282,067.72, 237,072,306.72 and 121,620,599.40 is: 182,161,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,282,067.72 : 237,072,306.72 = 121,620,599.40 : x
  2. Step 2: Convert to fraction form
    158,282,067.72/237,072,306.72 = 121,620,599.40/x
  3. Step 3: Cross multiply
    158,282,067.72x = 237,072,306.72 × 121,620,599.40
  4. Step 4: Simplify right side
    158,282,067.72x = 28,832,876,044,427,048
  5. Step 5: Solve for x
    x = 28,832,876,044,427,048/158,282,067.72
  6. Step 6: Final answer
    x = 182,161,355.74

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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.