Home / 31,931,323.88-69,907,785.75

Finding the Third Proportional to 31,931,323.88 and 69,907,785.75

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Solution

The third proportional to 31,931,323.88 and 69,907,785.75 is: 153,050,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931,323.88 : 69,907,785.75 = 69,907,785.75 : x
  2. Step 2: Convert to fraction form
    31,931,323.88/69,907,785.75 = 69,907,785.75/x
  3. Step 3: Cross multiply
    31,931,323.88x = 69,907,785.75 × 69,907,785.75
  4. Step 4: Simplify right side
    31,931,323.88x = 4,887,098,508,467,903
  5. Step 5: Solve for x
    x = 4,887,098,508,467,903/31,931,323.88
  6. Step 6: Final answer
    x = 153,050,294.05

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.