Home / 169,786,901,798.28-254,584,787,620.85-56,405,928,111.84

Finding the Fourth Proportional to 169,786,901,798.28, 254,584,787,620.85 and 56,405,928,111.84

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Solution

The fourth proportional to 169,786,901,798.28, 254,584,787,620.85 and 56,405,928,111.84 is: 84,577,143,918.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,786,901,798.28 : 254,584,787,620.85 = 56,405,928,111.84 : x
  2. Step 2: Convert to fraction form
    169,786,901,798.28/254,584,787,620.85 = 56,405,928,111.84/x
  3. Step 3: Cross multiply
    169,786,901,798.28x = 254,584,787,620.85 × 56,405,928,111.84
  4. Step 4: Simplify right side
    169,786,901,798.28x = 14,360,091,228,909,718,208,512
  5. Step 5: Solve for x
    x = 14,360,091,228,909,718,208,512/169,786,901,798.28
  6. Step 6: Final answer
    x = 84,577,143,918.74

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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.