Home / 84,194,868.18-126,296,829.51-26,691,623.38

Finding the Fourth Proportional to 84,194,868.18, 126,296,829.51 and 26,691,623.38

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Solution

The fourth proportional to 84,194,868.18, 126,296,829.51 and 26,691,623.38 is: 40,038,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,194,868.18 : 126,296,829.51 = 26,691,623.38 : x
  2. Step 2: Convert to fraction form
    84,194,868.18/126,296,829.51 = 26,691,623.38/x
  3. Step 3: Cross multiply
    84,194,868.18x = 126,296,829.51 × 26,691,623.38
  4. Step 4: Simplify right side
    84,194,868.18x = 3,371,067,407,053,248
  5. Step 5: Solve for x
    x = 3,371,067,407,053,248/84,194,868.18
  6. Step 6: Final answer
    x = 40,038,870.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.