Home / 154,435,509.86-232,488,183.10-140,690,803.32

Finding the Fourth Proportional to 154,435,509.86, 232,488,183.10 and 140,690,803.32

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Solution

The fourth proportional to 154,435,509.86, 232,488,183.10 and 140,690,803.32 is: 211,796,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,435,509.86 : 232,488,183.10 = 140,690,803.32 : x
  2. Step 2: Convert to fraction form
    154,435,509.86/232,488,183.10 = 140,690,803.32/x
  3. Step 3: Cross multiply
    154,435,509.86x = 232,488,183.10 × 140,690,803.32
  4. Step 4: Simplify right side
    154,435,509.86x = 32,708,949,242,746,244
  5. Step 5: Solve for x
    x = 32,708,949,242,746,244/154,435,509.86
  6. Step 6: Final answer
    x = 211,796,815.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.