Home / 13,012,625,179.47-17,959,998,061.58-8,440,555,724.81

Finding the Fourth Proportional to 13,012,625,179.47, 17,959,998,061.58 and 8,440,555,724.81

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Solution

The fourth proportional to 13,012,625,179.47, 17,959,998,061.58 and 8,440,555,724.81 is: 11,649,637,361.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,012,625,179.47 : 17,959,998,061.58 = 8,440,555,724.81 : x
  2. Step 2: Convert to fraction form
    13,012,625,179.47/17,959,998,061.58 = 8,440,555,724.81/x
  3. Step 3: Cross multiply
    13,012,625,179.47x = 17,959,998,061.58 × 8,440,555,724.81
  4. Step 4: Simplify right side
    13,012,625,179.47x = 151,592,364,456,340,226,048
  5. Step 5: Solve for x
    x = 151,592,364,456,340,226,048/13,012,625,179.47
  6. Step 6: Final answer
    x = 11,649,637,361.07

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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.