Home / 111,132,441.94-153,362,769.88-62,239,869.94

Finding the Fourth Proportional to 111,132,441.94, 153,362,769.88 and 62,239,869.94

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Solution

The fourth proportional to 111,132,441.94, 153,362,769.88 and 62,239,869.94 is: 85,891,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,441.94 : 153,362,769.88 = 62,239,869.94 : x
  2. Step 2: Convert to fraction form
    111,132,441.94/153,362,769.88 = 62,239,869.94/x
  3. Step 3: Cross multiply
    111,132,441.94x = 153,362,769.88 × 62,239,869.94
  4. Step 4: Simplify right side
    111,132,441.94x = 9,545,278,850,430,342
  5. Step 5: Solve for x
    x = 9,545,278,850,430,342/111,132,441.94
  6. Step 6: Final answer
    x = 85,891,020.52

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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.