Home / 66,190,138,804.95-99,284,553,919.29-30,324,722,555.39

Finding the Fourth Proportional to 66,190,138,804.95, 99,284,553,919.29 and 30,324,722,555.39

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Solution

The fourth proportional to 66,190,138,804.95, 99,284,553,919.29 and 30,324,722,555.39 is: 45,486,784,073.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,190,138,804.95 : 99,284,553,919.29 = 30,324,722,555.39 : x
  2. Step 2: Convert to fraction form
    66,190,138,804.95/99,284,553,919.29 = 30,324,722,555.39/x
  3. Step 3: Cross multiply
    66,190,138,804.95x = 99,284,553,919.29 × 30,324,722,555.39
  4. Step 4: Simplify right side
    66,190,138,804.95x = 3,010,776,551,637,631,107,072
  5. Step 5: Solve for x
    x = 3,010,776,551,637,631,107,072/66,190,138,804.95
  6. Step 6: Final answer
    x = 45,486,784,073.83

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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.