Home / 189,041,268,591.82-260,877,736,645.85-102,233,838,313.71

Finding the Fourth Proportional to 189,041,268,591.82, 260,877,736,645.85 and 102,233,838,313.71

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Solution

The fourth proportional to 189,041,268,591.82, 260,877,736,645.85 and 102,233,838,313.71 is: 141,083,121,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,041,268,591.82 : 260,877,736,645.85 = 102,233,838,313.71 : x
  2. Step 2: Convert to fraction form
    189,041,268,591.82/260,877,736,645.85 = 102,233,838,313.71/x
  3. Step 3: Cross multiply
    189,041,268,591.82x = 260,877,736,645.85 × 102,233,838,313.71
  4. Step 4: Simplify right side
    189,041,268,591.82x = 26,670,532,347,898,449,887,232
  5. Step 5: Solve for x
    x = 26,670,532,347,898,449,887,232/189,041,268,591.82
  6. Step 6: Final answer
    x = 141,083,121,937.18

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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.