Home / 8,747,448,443.76-12,067,031,637.93-5,313,232,888.64

Finding the Fourth Proportional to 8,747,448,443.76, 12,067,031,637.93 and 5,313,232,888.64

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Solution

The fourth proportional to 8,747,448,443.76, 12,067,031,637.93 and 5,313,232,888.64 is: 7,329,560,131.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,448,443.76 : 12,067,031,637.93 = 5,313,232,888.64 : x
  2. Step 2: Convert to fraction form
    8,747,448,443.76/12,067,031,637.93 = 5,313,232,888.64/x
  3. Step 3: Cross multiply
    8,747,448,443.76x = 12,067,031,637.93 × 5,313,232,888.64
  4. Step 4: Simplify right side
    8,747,448,443.76x = 64,114,949,366,883,270,656
  5. Step 5: Solve for x
    x = 64,114,949,366,883,270,656/8,747,448,443.76
  6. Step 6: Final answer
    x = 7,329,560,131.63

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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.