Home / 56,512,434,424.31-84,785,193,074.08-18,222,886,869.81

Finding the Fourth Proportional to 56,512,434,424.31, 84,785,193,074.08 and 18,222,886,869.81

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Solution

The fourth proportional to 56,512,434,424.31, 84,785,193,074.08 and 18,222,886,869.81 is: 27,339,664,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,512,434,424.31 : 84,785,193,074.08 = 18,222,886,869.81 : x
  2. Step 2: Convert to fraction form
    56,512,434,424.31/84,785,193,074.08 = 18,222,886,869.81/x
  3. Step 3: Cross multiply
    56,512,434,424.31x = 84,785,193,074.08 × 18,222,886,869.81
  4. Step 4: Simplify right side
    56,512,434,424.31x = 1,545,030,981,623,649,140,736
  5. Step 5: Solve for x
    x = 1,545,030,981,623,649,140,736/56,512,434,424.31
  6. Step 6: Final answer
    x = 27,339,664,223.69

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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.