Home / 9,216,147,439.84-12,718,305,574.94-4,987,104,708.55

Finding the Fourth Proportional to 9,216,147,439.84, 12,718,305,574.94 and 4,987,104,708.55

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Solution

The fourth proportional to 9,216,147,439.84, 12,718,305,574.94 and 4,987,104,708.55 is: 6,882,216,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216,147,439.84 : 12,718,305,574.94 = 4,987,104,708.55 : x
  2. Step 2: Convert to fraction form
    9,216,147,439.84/12,718,305,574.94 = 4,987,104,708.55/x
  3. Step 3: Cross multiply
    9,216,147,439.84x = 12,718,305,574.94 × 4,987,104,708.55
  4. Step 4: Simplify right side
    9,216,147,439.84x = 63,427,521,617,497,399,296
  5. Step 5: Solve for x
    x = 63,427,521,617,497,399,296/9,216,147,439.84
  6. Step 6: Final answer
    x = 6,882,216,461.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.