Home / 243,435,826.67-335,949,565.16-133,427,821.55

Finding the Fourth Proportional to 243,435,826.67, 335,949,565.16 and 133,427,821.55

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Solution

The fourth proportional to 243,435,826.67, 335,949,565.16 and 133,427,821.55 is: 184,134,846.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,435,826.67 : 335,949,565.16 = 133,427,821.55 : x
  2. Step 2: Convert to fraction form
    243,435,826.67/335,949,565.16 = 133,427,821.55/x
  3. Step 3: Cross multiply
    243,435,826.67x = 335,949,565.16 × 133,427,821.55
  4. Step 4: Simplify right side
    243,435,826.67x = 44,825,018,628,622,400
  5. Step 5: Solve for x
    x = 44,825,018,628,622,400/243,435,826.67
  6. Step 6: Final answer
    x = 184,134,846.72

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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.