Home / 111,034,335.74-153,237,662.30-61,474,709.57

Finding the Fourth Proportional to 111,034,335.74, 153,237,662.30 and 61,474,709.57

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Solution

The fourth proportional to 111,034,335.74, 153,237,662.30 and 61,474,709.57 is: 84,840,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,034,335.74 : 153,237,662.30 = 61,474,709.57 : x
  2. Step 2: Convert to fraction form
    111,034,335.74/153,237,662.30 = 61,474,709.57/x
  3. Step 3: Cross multiply
    111,034,335.74x = 153,237,662.30 × 61,474,709.57
  4. Step 4: Simplify right side
    111,034,335.74x = 9,420,240,784,386,444
  5. Step 5: Solve for x
    x = 9,420,240,784,386,444/111,034,335.74
  6. Step 6: Final answer
    x = 84,840,790.20

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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.