Home / 215,604,003.20-323,406,004.80-164,585,667.20

Finding the Fourth Proportional to 215,604,003.20, 323,406,004.80 and 164,585,667.20

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Solution

The fourth proportional to 215,604,003.20, 323,406,004.80 and 164,585,667.20 is: 246,878,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,604,003.20 : 323,406,004.80 = 164,585,667.20 : x
  2. Step 2: Convert to fraction form
    215,604,003.20/323,406,004.80 = 164,585,667.20/x
  3. Step 3: Cross multiply
    215,604,003.20x = 323,406,004.80 × 164,585,667.20
  4. Step 4: Simplify right side
    215,604,003.20x = 53,227,993,076,494,400
  5. Step 5: Solve for x
    x = 53,227,993,076,494,400/215,604,003.20
  6. Step 6: Final answer
    x = 246,878,500.80

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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.