Home / 839,808,100.20-1,259,712,150.30-717,364,093.80

Finding the Fourth Proportional to 839,808,100.20, 1,259,712,150.30 and 717,364,093.80

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Solution

The fourth proportional to 839,808,100.20, 1,259,712,150.30 and 717,364,093.80 is: 1,076,046,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,808,100.20 : 1,259,712,150.30 = 717,364,093.80 : x
  2. Step 2: Convert to fraction form
    839,808,100.20/1,259,712,150.30 = 717,364,093.80/x
  3. Step 3: Cross multiply
    839,808,100.20x = 1,259,712,150.30 × 717,364,093.80
  4. Step 4: Simplify right side
    839,808,100.20x = 903,672,265,148,808,832
  5. Step 5: Solve for x
    x = 903,672,265,148,808,832/839,808,100.20
  6. Step 6: Final answer
    x = 1,076,046,140.70

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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.