Home / 3,143,584,286.40-4,715,376,429.60-2,792,880,465.60

Finding the Fourth Proportional to 3,143,584,286.40, 4,715,376,429.60 and 2,792,880,465.60

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Solution

The fourth proportional to 3,143,584,286.40, 4,715,376,429.60 and 2,792,880,465.60 is: 4,189,320,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,584,286.40 : 4,715,376,429.60 = 2,792,880,465.60 : x
  2. Step 2: Convert to fraction form
    3,143,584,286.40/4,715,376,429.60 = 2,792,880,465.60/x
  3. Step 3: Cross multiply
    3,143,584,286.40x = 4,715,376,429.60 × 2,792,880,465.60
  4. Step 4: Simplify right side
    3,143,584,286.40x = 13,169,482,718,180,513,792
  5. Step 5: Solve for x
    x = 13,169,482,718,180,513,792/3,143,584,286.40
  6. Step 6: Final answer
    x = 4,189,320,698.40

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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.