Home / 231,660,492.94-319,697,723.29-136,297,658.39

Finding the Fourth Proportional to 231,660,492.94, 319,697,723.29 and 136,297,658.39

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Solution

The fourth proportional to 231,660,492.94, 319,697,723.29 and 136,297,658.39 is: 188,094,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,660,492.94 : 319,697,723.29 = 136,297,658.39 : x
  2. Step 2: Convert to fraction form
    231,660,492.94/319,697,723.29 = 136,297,658.39/x
  3. Step 3: Cross multiply
    231,660,492.94x = 319,697,723.29 × 136,297,658.39
  4. Step 4: Simplify right side
    231,660,492.94x = 43,574,051,077,041,168
  5. Step 5: Solve for x
    x = 43,574,051,077,041,168/231,660,492.94
  6. Step 6: Final answer
    x = 188,094,441.68

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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.