Home / 165,888,311.20-248,832,466.80-164,880,541.60

Finding the Fourth Proportional to 165,888,311.20, 248,832,466.80 and 164,880,541.60

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Solution

The fourth proportional to 165,888,311.20, 248,832,466.80 and 164,880,541.60 is: 247,320,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,311.20 : 248,832,466.80 = 164,880,541.60 : x
  2. Step 2: Convert to fraction form
    165,888,311.20/248,832,466.80 = 164,880,541.60/x
  3. Step 3: Cross multiply
    165,888,311.20x = 248,832,466.80 × 164,880,541.60
  4. Step 4: Simplify right side
    165,888,311.20x = 41,027,631,893,648,016
  5. Step 5: Solve for x
    x = 41,027,631,893,648,016/165,888,311.20
  6. Step 6: Final answer
    x = 247,320,812.40

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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.