Home / 255,573,721.36-352,691,117.80-139,681,046.80

Finding the Fourth Proportional to 255,573,721.36, 352,691,117.80 and 139,681,046.80

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Solution

The fourth proportional to 255,573,721.36, 352,691,117.80 and 139,681,046.80 is: 192,759,507.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,573,721.36 : 352,691,117.80 = 139,681,046.80 : x
  2. Step 2: Convert to fraction form
    255,573,721.36/352,691,117.80 = 139,681,046.80/x
  3. Step 3: Cross multiply
    255,573,721.36x = 352,691,117.80 × 139,681,046.80
  4. Step 4: Simplify right side
    255,573,721.36x = 49,264,264,531,366,120
  5. Step 5: Solve for x
    x = 49,264,264,531,366,120/255,573,721.36
  6. Step 6: Final answer
    x = 192,759,507.00

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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.