Home / 111,132,533.12-153,362,895.60-62,239,961.12

Finding the Fourth Proportional to 111,132,533.12, 153,362,895.60 and 62,239,961.12

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Solution

The fourth proportional to 111,132,533.12, 153,362,895.60 and 62,239,961.12 is: 85,891,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,533.12 : 153,362,895.60 = 62,239,961.12 : x
  2. Step 2: Convert to fraction form
    111,132,533.12/153,362,895.60 = 62,239,961.12/x
  3. Step 3: Cross multiply
    111,132,533.12x = 153,362,895.60 × 62,239,961.12
  4. Step 4: Simplify right side
    111,132,533.12x = 9,545,300,659,394,618
  5. Step 5: Solve for x
    x = 9,545,300,659,394,618/111,132,533.12
  6. Step 6: Final answer
    x = 85,891,146.29

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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.