Home / 361,134,479.58-498,365,653.82-220,005,694.81

Finding the Fourth Proportional to 361,134,479.58, 498,365,653.82 and 220,005,694.81

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Solution

The fourth proportional to 361,134,479.58, 498,365,653.82 and 220,005,694.81 is: 303,607,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,134,479.58 : 498,365,653.82 = 220,005,694.81 : x
  2. Step 2: Convert to fraction form
    361,134,479.58/498,365,653.82 = 220,005,694.81/x
  3. Step 3: Cross multiply
    361,134,479.58x = 498,365,653.82 × 220,005,694.81
  4. Step 4: Simplify right side
    361,134,479.58x = 109,643,281,941,038,240
  5. Step 5: Solve for x
    x = 109,643,281,941,038,240/361,134,479.58
  6. Step 6: Final answer
    x = 303,607,902.71

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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.