Home / 139,461,270.26-192,018,472.22-118,509,110.42

Finding the Fourth Proportional to 139,461,270.26, 192,018,472.22 and 118,509,110.42

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Solution

The fourth proportional to 139,461,270.26, 192,018,472.22 and 118,509,110.42 is: 163,170,307.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,461,270.26 : 192,018,472.22 = 118,509,110.42 : x
  2. Step 2: Convert to fraction form
    139,461,270.26/192,018,472.22 = 118,509,110.42/x
  3. Step 3: Cross multiply
    139,461,270.26x = 192,018,472.22 × 118,509,110.42
  4. Step 4: Simplify right side
    139,461,270.26x = 22,755,938,326,335,864
  5. Step 5: Solve for x
    x = 22,755,938,326,335,864/139,461,270.26
  6. Step 6: Final answer
    x = 163,170,307.32

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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.