Home / 69,911,700.60-104,914,790.10-39,206,220.60

Finding the Fourth Proportional to 69,911,700.60, 104,914,790.10 and 39,206,220.60

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Solution

The fourth proportional to 69,911,700.60, 104,914,790.10 and 39,206,220.60 is: 58,835,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,911,700.60 : 104,914,790.10 = 39,206,220.60 : x
  2. Step 2: Convert to fraction form
    69,911,700.60/104,914,790.10 = 39,206,220.60/x
  3. Step 3: Cross multiply
    69,911,700.60x = 104,914,790.10 × 39,206,220.60
  4. Step 4: Simplify right side
    69,911,700.60x = 4,113,312,404,863,296
  5. Step 5: Solve for x
    x = 4,113,312,404,863,296/69,911,700.60
  6. Step 6: Final answer
    x = 58,835,822.47

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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.