Home / 167,950,319.40-251,925,479.10-139,252,505.40

Finding the Fourth Proportional to 167,950,319.40, 251,925,479.10 and 139,252,505.40

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Solution

The fourth proportional to 167,950,319.40, 251,925,479.10 and 139,252,505.40 is: 208,878,758.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,950,319.40 : 251,925,479.10 = 139,252,505.40 : x
  2. Step 2: Convert to fraction form
    167,950,319.40/251,925,479.10 = 139,252,505.40/x
  3. Step 3: Cross multiply
    167,950,319.40x = 251,925,479.10 × 139,252,505.40
  4. Step 4: Simplify right side
    167,950,319.40x = 35,081,254,138,770,336
  5. Step 5: Solve for x
    x = 35,081,254,138,770,336/167,950,319.40
  6. Step 6: Final answer
    x = 208,878,758.10

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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.