Home / 111,131,025.33-153,358,826.52-61,570,405.02

Finding the Fourth Proportional to 111,131,025.33, 153,358,826.52 and 61,570,405.02

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Solution

The fourth proportional to 111,131,025.33, 153,358,826.52 and 61,570,405.02 is: 84,966,057.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,131,025.33 : 153,358,826.52 = 61,570,405.02 : x
  2. Step 2: Convert to fraction form
    111,131,025.33/153,358,826.52 = 61,570,405.02/x
  3. Step 3: Cross multiply
    111,131,025.33x = 153,358,826.52 × 61,570,405.02
  4. Step 4: Simplify right side
    111,131,025.33x = 9,442,365,062,228,318
  5. Step 5: Solve for x
    x = 9,442,365,062,228,318/111,131,025.33
  6. Step 6: Final answer
    x = 84,966,057.27

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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.