Home / 56,512,434,425.31-84,785,193,075.58-18,222,886,870.81

Finding the Fourth Proportional to 56,512,434,425.31, 84,785,193,075.58 and 18,222,886,870.81

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Solution

The fourth proportional to 56,512,434,425.31, 84,785,193,075.58 and 18,222,886,870.81 is: 27,339,664,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,512,434,425.31 : 84,785,193,075.58 = 18,222,886,870.81 : x
  2. Step 2: Convert to fraction form
    56,512,434,425.31/84,785,193,075.58 = 18,222,886,870.81/x
  3. Step 3: Cross multiply
    56,512,434,425.31x = 84,785,193,075.58 × 18,222,886,870.81
  4. Step 4: Simplify right side
    56,512,434,425.31x = 1,545,030,981,736,077,983,744
  5. Step 5: Solve for x
    x = 1,545,030,981,736,077,983,744/56,512,434,425.31
  6. Step 6: Final answer
    x = 27,339,664,225.19

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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.