Home / 834,624,065.80-1,250,928,329.10-425,469,608.20

Finding the Fourth Proportional to 834,624,065.80, 1,250,928,329.10 and 425,469,608.20

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Solution

The fourth proportional to 834,624,065.80, 1,250,928,329.10 and 425,469,608.20 is: 637,690,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,624,065.80 : 1,250,928,329.10 = 425,469,608.20 : x
  2. Step 2: Convert to fraction form
    834,624,065.80/1,250,928,329.10 = 425,469,608.20/x
  3. Step 3: Cross multiply
    834,624,065.80x = 1,250,928,329.10 × 425,469,608.20
  4. Step 4: Simplify right side
    834,624,065.80x = 532,231,986,068,457,600
  5. Step 5: Solve for x
    x = 532,231,986,068,457,600/834,624,065.80
  6. Step 6: Final answer
    x = 637,690,677.61

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1.5x scale

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.