Home / 63,140,409.12-87,134,027.01-34,167,033.12

Finding the Fourth Proportional to 63,140,409.12, 87,134,027.01 and 34,167,033.12

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Solution

The fourth proportional to 63,140,409.12, 87,134,027.01 and 34,167,033.12 is: 47,150,647.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,140,409.12 : 87,134,027.01 = 34,167,033.12 : x
  2. Step 2: Convert to fraction form
    63,140,409.12/87,134,027.01 = 34,167,033.12/x
  3. Step 3: Cross multiply
    63,140,409.12x = 87,134,027.01 × 34,167,033.12
  4. Step 4: Simplify right side
    63,140,409.12x = 2,977,111,186,729,644.50
  5. Step 5: Solve for x
    x = 2,977,111,186,729,644.50/63,140,409.12
  6. Step 6: Final answer
    x = 47,150,647.71

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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.