Home / 512,366,288.04-768,596,678.28-167,321,723.40

Finding the Fourth Proportional to 512,366,288.04, 768,596,678.28 and 167,321,723.40

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Solution

The fourth proportional to 512,366,288.04, 768,596,678.28 and 167,321,723.40 is: 250,998,014.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,366,288.04 : 768,596,678.28 = 167,321,723.40 : x
  2. Step 2: Convert to fraction form
    512,366,288.04/768,596,678.28 = 167,321,723.40/x
  3. Step 3: Cross multiply
    512,366,288.04x = 768,596,678.28 × 167,321,723.40
  4. Step 4: Simplify right side
    512,366,288.04x = 128,602,920,809,324,944
  5. Step 5: Solve for x
    x = 128,602,920,809,324,944/512,366,288.04
  6. Step 6: Final answer
    x = 250,998,014.14

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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.