Home / 69,509,973.90-104,302,285.65-29,124,540.30

Finding the Fourth Proportional to 69,509,973.90, 104,302,285.65 and 29,124,540.30

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Solution

The fourth proportional to 69,509,973.90, 104,302,285.65 and 29,124,540.30 is: 43,702,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,509,973.90 : 104,302,285.65 = 29,124,540.30 : x
  2. Step 2: Convert to fraction form
    69,509,973.90/104,302,285.65 = 29,124,540.30/x
  3. Step 3: Cross multiply
    69,509,973.90x = 104,302,285.65 × 29,124,540.30
  4. Step 4: Simplify right side
    69,509,973.90x = 3,037,756,121,795,537
  5. Step 5: Solve for x
    x = 3,037,756,121,795,537/69,509,973.90
  6. Step 6: Final answer
    x = 43,702,449.47

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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.