Home / 112,433,009-155,151,114.64-62,194,230.52

Finding the Fourth Proportional to 112,433,009, 155,151,114.64 and 62,194,230.52

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Solution

The fourth proportional to 112,433,009, 155,151,114.64 and 62,194,230.52 is: 85,824,476.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,433,009 : 155,151,114.64 = 62,194,230.52 : x
  2. Step 2: Convert to fraction form
    112,433,009/155,151,114.64 = 62,194,230.52/x
  3. Step 3: Cross multiply
    112,433,009x = 155,151,114.64 × 62,194,230.52
  4. Step 4: Simplify right side
    112,433,009x = 9,649,504,189,355,106
  5. Step 5: Solve for x
    x = 9,649,504,189,355,106/112,433,009
  6. Step 6: Final answer
    x = 85,824,476.95

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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.