Home / 2,981,630,662.43-4,114,834,403.86-1,643,517,734.14

Finding the Fourth Proportional to 2,981,630,662.43, 4,114,834,403.86 and 1,643,517,734.14

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Solution

The fourth proportional to 2,981,630,662.43, 4,114,834,403.86 and 1,643,517,734.14 is: 2,268,155,946.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,630,662.43 : 4,114,834,403.86 = 1,643,517,734.14 : x
  2. Step 2: Convert to fraction form
    2,981,630,662.43/4,114,834,403.86 = 1,643,517,734.14/x
  3. Step 3: Cross multiply
    2,981,630,662.43x = 4,114,834,403.86 × 1,643,517,734.14
  4. Step 4: Simplify right side
    2,981,630,662.43x = 6,762,803,315,784,989,696
  5. Step 5: Solve for x
    x = 6,762,803,315,784,989,696/2,981,630,662.43
  6. Step 6: Final answer
    x = 2,268,155,946.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.