Home / 120,884,953.93-166,821,801.35-68,676,854.39

Finding the Fourth Proportional to 120,884,953.93, 166,821,801.35 and 68,676,854.39

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Solution

The fourth proportional to 120,884,953.93, 166,821,801.35 and 68,676,854.39 is: 94,774,380.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,884,953.93 : 166,821,801.35 = 68,676,854.39 : x
  2. Step 2: Convert to fraction form
    120,884,953.93/166,821,801.35 = 68,676,854.39/x
  3. Step 3: Cross multiply
    120,884,953.93x = 166,821,801.35 × 68,676,854.39
  4. Step 4: Simplify right side
    120,884,953.93x = 11,456,796,560,391,456
  5. Step 5: Solve for x
    x = 11,456,796,560,391,456/120,884,953.93
  6. Step 6: Final answer
    x = 94,774,380.00

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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.