Home / 1,416,434,895.23-1,954,591,675.37-781,362,732.56

Finding the Fourth Proportional to 1,416,434,895.23, 1,954,591,675.37 and 781,362,732.56

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Solution

The fourth proportional to 1,416,434,895.23, 1,954,591,675.37 and 781,362,732.56 is: 1,078,231,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,434,895.23 : 1,954,591,675.37 = 781,362,732.56 : x
  2. Step 2: Convert to fraction form
    1,416,434,895.23/1,954,591,675.37 = 781,362,732.56/x
  3. Step 3: Cross multiply
    1,416,434,895.23x = 1,954,591,675.37 × 781,362,732.56
  4. Step 4: Simplify right side
    1,416,434,895.23x = 1,527,245,092,492,451,840
  5. Step 5: Solve for x
    x = 1,527,245,092,492,451,840/1,416,434,895.23
  6. Step 6: Final answer
    x = 1,078,231,761.76

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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.