Home / 256,080,880.96-384,121,598.46-119,861,923.84

Finding the Fourth Proportional to 256,080,880.96, 384,121,598.46 and 119,861,923.84

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Solution

The fourth proportional to 256,080,880.96, 384,121,598.46 and 119,861,923.84 is: 179,793,015.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,080,880.96 : 384,121,598.46 = 119,861,923.84 : x
  2. Step 2: Convert to fraction form
    256,080,880.96/384,121,598.46 = 119,861,923.84/x
  3. Step 3: Cross multiply
    256,080,880.96x = 384,121,598.46 × 119,861,923.84
  4. Step 4: Simplify right side
    256,080,880.96x = 46,041,553,779,911,584
  5. Step 5: Solve for x
    x = 46,041,553,779,911,584/256,080,880.96
  6. Step 6: Final answer
    x = 179,793,015.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.