Home / 111,132,442.56-153,362,770.74-62,239,870.56

Finding the Fourth Proportional to 111,132,442.56, 153,362,770.74 and 62,239,870.56

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Solution

The fourth proportional to 111,132,442.56, 153,362,770.74 and 62,239,870.56 is: 85,891,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,442.56 : 153,362,770.74 = 62,239,870.56 : x
  2. Step 2: Convert to fraction form
    111,132,442.56/153,362,770.74 = 62,239,870.56/x
  3. Step 3: Cross multiply
    111,132,442.56x = 153,362,770.74 × 62,239,870.56
  4. Step 4: Simplify right side
    111,132,442.56x = 9,545,278,999,580,556
  5. Step 5: Solve for x
    x = 9,545,278,999,580,556/111,132,442.56
  6. Step 6: Final answer
    x = 85,891,021.38

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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.