Home / 102,395,054.34-141,305,186.97-55,985,339.70

Finding the Fourth Proportional to 102,395,054.34, 141,305,186.97 and 55,985,339.70

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Solution

The fourth proportional to 102,395,054.34, 141,305,186.97 and 55,985,339.70 is: 77,259,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,395,054.34 : 141,305,186.97 = 55,985,339.70 : x
  2. Step 2: Convert to fraction form
    102,395,054.34/141,305,186.97 = 55,985,339.70/x
  3. Step 3: Cross multiply
    102,395,054.34x = 141,305,186.97 × 55,985,339.70
  4. Step 4: Simplify right side
    102,395,054.34x = 7,911,018,893,887,464
  5. Step 5: Solve for x
    x = 7,911,018,893,887,464/102,395,054.34
  6. Step 6: Final answer
    x = 77,259,775.34

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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.