Home / 436,298,048.69-654,398,729.43-156,167,775.08

Finding the Fourth Proportional to 436,298,048.69, 654,398,729.43 and 156,167,775.08

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Solution

The fourth proportional to 436,298,048.69, 654,398,729.43 and 156,167,775.08 is: 234,234,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,298,048.69 : 654,398,729.43 = 156,167,775.08 : x
  2. Step 2: Convert to fraction form
    436,298,048.69/654,398,729.43 = 156,167,775.08/x
  3. Step 3: Cross multiply
    436,298,048.69x = 654,398,729.43 × 156,167,775.08
  4. Step 4: Simplify right side
    436,298,048.69x = 102,195,993,588,858,400
  5. Step 5: Solve for x
    x = 102,195,993,588,858,400/436,298,048.69
  6. Step 6: Final answer
    x = 234,234,358.59

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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.