Home / 255,573,719.36-352,691,115.04-139,681,044.80

Finding the Fourth Proportional to 255,573,719.36, 352,691,115.04 and 139,681,044.80

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Solution

The fourth proportional to 255,573,719.36, 352,691,115.04 and 139,681,044.80 is: 192,759,504.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,573,719.36 : 352,691,115.04 = 139,681,044.80 : x
  2. Step 2: Convert to fraction form
    255,573,719.36/352,691,115.04 = 139,681,044.80/x
  3. Step 3: Cross multiply
    255,573,719.36x = 352,691,115.04 × 139,681,044.80
  4. Step 4: Simplify right side
    255,573,719.36x = 49,264,263,440,464,200
  5. Step 5: Solve for x
    x = 49,264,263,440,464,200/255,573,719.36
  6. Step 6: Final answer
    x = 192,759,504.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.