Home / 75,037,943,081.32-103,552,361,452.21-42,923,305,235.61

Finding the Fourth Proportional to 75,037,943,081.32, 103,552,361,452.21 and 42,923,305,235.61

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Solution

The fourth proportional to 75,037,943,081.32, 103,552,361,452.21 and 42,923,305,235.61 is: 59,234,161,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,037,943,081.32 : 103,552,361,452.21 = 42,923,305,235.61 : x
  2. Step 2: Convert to fraction form
    75,037,943,081.32/103,552,361,452.21 = 42,923,305,235.61/x
  3. Step 3: Cross multiply
    75,037,943,081.32x = 103,552,361,452.21 × 42,923,305,235.61
  4. Step 4: Simplify right side
    75,037,943,081.32x = 4,444,809,618,481,425,154,048
  5. Step 5: Solve for x
    x = 4,444,809,618,481,425,154,048/75,037,943,081.32
  6. Step 6: Final answer
    x = 59,234,161,225.14

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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.