Home / 111,022,877.61-153,227,604.93-63,970,942.95

Finding the Fourth Proportional to 111,022,877.61, 153,227,604.93 and 63,970,942.95

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Solution

The fourth proportional to 111,022,877.61, 153,227,604.93 and 63,970,942.95 is: 88,289,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,022,877.61 : 153,227,604.93 = 63,970,942.95 : x
  2. Step 2: Convert to fraction form
    111,022,877.61/153,227,604.93 = 63,970,942.95/x
  3. Step 3: Cross multiply
    111,022,877.61x = 153,227,604.93 × 63,970,942.95
  4. Step 4: Simplify right side
    111,022,877.61x = 9,802,114,373,342,170
  5. Step 5: Solve for x
    x = 9,802,114,373,342,170/111,022,877.61
  6. Step 6: Final answer
    x = 88,289,139.90

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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.