Home / 3,484,240,140.80-5,226,360,211.20-3,218,188,966.40

Finding the Fourth Proportional to 3,484,240,140.80, 5,226,360,211.20 and 3,218,188,966.40

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Solution

The fourth proportional to 3,484,240,140.80, 5,226,360,211.20 and 3,218,188,966.40 is: 4,827,283,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484,240,140.80 : 5,226,360,211.20 = 3,218,188,966.40 : x
  2. Step 2: Convert to fraction form
    3,484,240,140.80/5,226,360,211.20 = 3,218,188,966.40/x
  3. Step 3: Cross multiply
    3,484,240,140.80x = 5,226,360,211.20 × 3,218,188,966.40
  4. Step 4: Simplify right side
    3,484,240,140.80x = 16,819,414,766,115,813,376
  5. Step 5: Solve for x
    x = 16,819,414,766,115,813,376/3,484,240,140.80
  6. Step 6: Final answer
    x = 4,827,283,449.60

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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.