Home / 183,365,436.96-253,021,335.72-123,955,996.19

Finding the Fourth Proportional to 183,365,436.96, 253,021,335.72 and 123,955,996.19

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Solution

The fourth proportional to 183,365,436.96, 253,021,335.72 and 123,955,996.19 is: 171,043,748.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,365,436.96 : 253,021,335.72 = 123,955,996.19 : x
  2. Step 2: Convert to fraction form
    183,365,436.96/253,021,335.72 = 123,955,996.19/x
  3. Step 3: Cross multiply
    183,365,436.96x = 253,021,335.72 × 123,955,996.19
  4. Step 4: Simplify right side
    183,365,436.96x = 31,363,511,725,231,924
  5. Step 5: Solve for x
    x = 31,363,511,725,231,924/183,365,436.96
  6. Step 6: Final answer
    x = 171,043,748.73

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1.5x scale

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.