Home / 106,366,979.60-159,555,718.20-55,348,643.60

Finding the Fourth Proportional to 106,366,979.60, 159,555,718.20 and 55,348,643.60

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Solution

The fourth proportional to 106,366,979.60, 159,555,718.20 and 55,348,643.60 is: 83,025,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,366,979.60 : 159,555,718.20 = 55,348,643.60 : x
  2. Step 2: Convert to fraction form
    106,366,979.60/159,555,718.20 = 55,348,643.60/x
  3. Step 3: Cross multiply
    106,366,979.60x = 159,555,718.20 × 55,348,643.60
  4. Step 4: Simplify right side
    106,366,979.60x = 8,831,192,580,993,833
  5. Step 5: Solve for x
    x = 8,831,192,580,993,833/106,366,979.60
  6. Step 6: Final answer
    x = 83,025,696.64

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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.