Home / 1,826,912,600.10-2,521,141,820.82-991,537,170.66

Finding the Fourth Proportional to 1,826,912,600.10, 2,521,141,820.82 and 991,537,170.66

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Solution

The fourth proportional to 1,826,912,600.10, 2,521,141,820.82 and 991,537,170.66 is: 1,368,322,615.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,912,600.10 : 2,521,141,820.82 = 991,537,170.66 : x
  2. Step 2: Convert to fraction form
    1,826,912,600.10/2,521,141,820.82 = 991,537,170.66/x
  3. Step 3: Cross multiply
    1,826,912,600.10x = 2,521,141,820.82 × 991,537,170.66
  4. Step 4: Simplify right side
    1,826,912,600.10x = 2,499,805,827,848,463,360
  5. Step 5: Solve for x
    x = 2,499,805,827,848,463,360/1,826,912,600.10
  6. Step 6: Final answer
    x = 1,368,322,615.82

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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.