Home / 22,595,942,427.96-31,182,686,122.86-12,435,839,722.68

Finding the Fourth Proportional to 22,595,942,427.96, 31,182,686,122.86 and 12,435,839,722.68

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Solution

The fourth proportional to 22,595,942,427.96, 31,182,686,122.86 and 12,435,839,722.68 is: 17,161,615,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,595,942,427.96 : 31,182,686,122.86 = 12,435,839,722.68 : x
  2. Step 2: Convert to fraction form
    22,595,942,427.96/31,182,686,122.86 = 12,435,839,722.68/x
  3. Step 3: Cross multiply
    22,595,942,427.96x = 31,182,686,122.86 × 12,435,839,722.68
  4. Step 4: Simplify right side
    22,595,942,427.96x = 387,782,886,746,524,811,264
  5. Step 5: Solve for x
    x = 387,782,886,746,524,811,264/22,595,942,427.96
  6. Step 6: Final answer
    x = 17,161,615,984.06

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Double scale
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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.