Home / 139,790,854.99-209,640,641.61-46,392,735.79

Finding the Fourth Proportional to 139,790,854.99, 209,640,641.61 and 46,392,735.79

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Solution

The fourth proportional to 139,790,854.99, 209,640,641.61 and 46,392,735.79 is: 69,573,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,790,854.99 : 209,640,641.61 = 46,392,735.79 : x
  2. Step 2: Convert to fraction form
    139,790,854.99/209,640,641.61 = 46,392,735.79/x
  3. Step 3: Cross multiply
    139,790,854.99x = 209,640,641.61 × 46,392,735.79
  4. Step 4: Simplify right side
    139,790,854.99x = 9,725,802,896,010,606
  5. Step 5: Solve for x
    x = 9,725,802,896,010,606/139,790,854.99
  6. Step 6: Final answer
    x = 69,573,956.73

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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.