Home / 75,037,943,082.32-103,552,361,453.59-42,923,305,236.61

Finding the Fourth Proportional to 75,037,943,082.32, 103,552,361,453.59 and 42,923,305,236.61

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Solution

The fourth proportional to 75,037,943,082.32, 103,552,361,453.59 and 42,923,305,236.61 is: 59,234,161,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,037,943,082.32 : 103,552,361,453.59 = 42,923,305,236.61 : x
  2. Step 2: Convert to fraction form
    75,037,943,082.32/103,552,361,453.59 = 42,923,305,236.61/x
  3. Step 3: Cross multiply
    75,037,943,082.32x = 103,552,361,453.59 × 42,923,305,236.61
  4. Step 4: Simplify right side
    75,037,943,082.32x = 4,444,809,618,644,210,810,880
  5. Step 5: Solve for x
    x = 4,444,809,618,644,210,810,880/75,037,943,082.32
  6. Step 6: Final answer
    x = 59,234,161,226.52

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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.