Home / 140,987,499.32-211,433,355.12-48,849,733.64

Finding the Fourth Proportional to 140,987,499.32, 211,433,355.12 and 48,849,733.64

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Solution

The fourth proportional to 140,987,499.32, 211,433,355.12 and 48,849,733.64 is: 73,258,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,987,499.32 : 211,433,355.12 = 48,849,733.64 : x
  2. Step 2: Convert to fraction form
    140,987,499.32/211,433,355.12 = 48,849,733.64/x
  3. Step 3: Cross multiply
    140,987,499.32x = 211,433,355.12 × 48,849,733.64
  4. Step 4: Simplify right side
    140,987,499.32x = 10,328,463,080,223,530
  5. Step 5: Solve for x
    x = 10,328,463,080,223,530/140,987,499.32
  6. Step 6: Final answer
    x = 73,258,006.06

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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.