Home / 906,620,012.60-1,359,930,018.90-834,060,601.40

Finding the Fourth Proportional to 906,620,012.60, 1,359,930,018.90 and 834,060,601.40

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Solution

The fourth proportional to 906,620,012.60, 1,359,930,018.90 and 834,060,601.40 is: 1,251,090,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,620,012.60 : 1,359,930,018.90 = 834,060,601.40 : x
  2. Step 2: Convert to fraction form
    906,620,012.60/1,359,930,018.90 = 834,060,601.40/x
  3. Step 3: Cross multiply
    906,620,012.60x = 1,359,930,018.90 × 834,060,601.40
  4. Step 4: Simplify right side
    906,620,012.60x = 1,134,264,049,425,647,360
  5. Step 5: Solve for x
    x = 1,134,264,049,425,647,360/906,620,012.60
  6. Step 6: Final answer
    x = 1,251,090,902.10

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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.