Home / 50,357,370,299.60-69,499,264,787.76-28,660,787,943.84

Finding the Fourth Proportional to 50,357,370,299.60, 69,499,264,787.76 and 28,660,787,943.84

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Solution

The fourth proportional to 50,357,370,299.60, 69,499,264,787.76 and 28,660,787,943.84 is: 39,555,355,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,357,370,299.60 : 69,499,264,787.76 = 28,660,787,943.84 : x
  2. Step 2: Convert to fraction form
    50,357,370,299.60/69,499,264,787.76 = 28,660,787,943.84/x
  3. Step 3: Cross multiply
    50,357,370,299.60x = 69,499,264,787.76 × 28,660,787,943.84
  4. Step 4: Simplify right side
    50,357,370,299.60x = 1,991,903,690,334,775,541,760
  5. Step 5: Solve for x
    x = 1,991,903,690,334,775,541,760/50,357,370,299.60
  6. Step 6: Final answer
    x = 39,555,355,620.91

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Double scale
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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.