Home / 165,476,877.01-228,374,220.12-123,588,218.98

Finding the Fourth Proportional to 165,476,877.01, 228,374,220.12 and 123,588,218.98

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Solution

The fourth proportional to 165,476,877.01, 228,374,220.12 and 123,588,218.98 is: 170,563,788.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,476,877.01 : 228,374,220.12 = 123,588,218.98 : x
  2. Step 2: Convert to fraction form
    165,476,877.01/228,374,220.12 = 123,588,218.98/x
  3. Step 3: Cross multiply
    165,476,877.01x = 228,374,220.12 × 123,588,218.98
  4. Step 4: Simplify right side
    165,476,877.01x = 28,224,363,125,577,284
  5. Step 5: Solve for x
    x = 28,224,363,125,577,284/165,476,877.01
  6. Step 6: Final answer
    x = 170,563,788.94

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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.