Home / 2,818,073,411.23-3,888,474,695.65-1,628,753,129.54

Finding the Fourth Proportional to 2,818,073,411.23, 3,888,474,695.65 and 1,628,753,129.54

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Solution

The fourth proportional to 2,818,073,411.23, 3,888,474,695.65 and 1,628,753,129.54 is: 2,247,409,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,073,411.23 : 3,888,474,695.65 = 1,628,753,129.54 : x
  2. Step 2: Convert to fraction form
    2,818,073,411.23/3,888,474,695.65 = 1,628,753,129.54/x
  3. Step 3: Cross multiply
    2,818,073,411.23x = 3,888,474,695.65 × 1,628,753,129.54
  4. Step 4: Simplify right side
    2,818,073,411.23x = 6,333,365,329,653,522,432
  5. Step 5: Solve for x
    x = 6,333,365,329,653,522,432/2,818,073,411.23
  6. Step 6: Final answer
    x = 2,247,409,632.56

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1.5x scale

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.