Home / 201,024,002.10-301,536,003.15-71,777,550.90

Finding the Fourth Proportional to 201,024,002.10, 301,536,003.15 and 71,777,550.90

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Solution

The fourth proportional to 201,024,002.10, 301,536,003.15 and 71,777,550.90 is: 107,666,326.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,024,002.10 : 301,536,003.15 = 71,777,550.90 : x
  2. Step 2: Convert to fraction form
    201,024,002.10/301,536,003.15 = 71,777,550.90/x
  3. Step 3: Cross multiply
    201,024,002.10x = 301,536,003.15 × 71,777,550.90
  4. Step 4: Simplify right side
    201,024,002.10x = 21,643,515,814,281,684
  5. Step 5: Solve for x
    x = 21,643,515,814,281,684/201,024,002.10
  6. Step 6: Final answer
    x = 107,666,326.35

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1.5x scale

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.