Home / 288,841,164.57-433,468,609.79-122,960,968.65

Finding the Fourth Proportional to 288,841,164.57, 433,468,609.79 and 122,960,968.65

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Solution

The fourth proportional to 288,841,164.57, 433,468,609.79 and 122,960,968.65 is: 184,529,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,841,164.57 : 433,468,609.79 = 122,960,968.65 : x
  2. Step 2: Convert to fraction form
    288,841,164.57/433,468,609.79 = 122,960,968.65/x
  3. Step 3: Cross multiply
    288,841,164.57x = 433,468,609.79 × 122,960,968.65
  4. Step 4: Simplify right side
    288,841,164.57x = 53,299,720,138,532,472
  5. Step 5: Solve for x
    x = 53,299,720,138,532,472/288,841,164.57
  6. Step 6: Final answer
    x = 184,529,515.44

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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.