Home / 69,348,567.30-104,037,758.75-20,165,275.36

Finding the Fourth Proportional to 69,348,567.30, 104,037,758.75 and 20,165,275.36

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Solution

The fourth proportional to 69,348,567.30, 104,037,758.75 and 20,165,275.36 is: 30,252,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,348,567.30 : 104,037,758.75 = 20,165,275.36 : x
  2. Step 2: Convert to fraction form
    69,348,567.30/104,037,758.75 = 20,165,275.36/x
  3. Step 3: Cross multiply
    69,348,567.30x = 104,037,758.75 × 20,165,275.36
  4. Step 4: Simplify right side
    69,348,567.30x = 2,097,950,053,030,999.25
  5. Step 5: Solve for x
    x = 2,097,950,053,030,999.25/69,348,567.30
  6. Step 6: Final answer
    x = 30,252,247.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.