Home / 51,577,704,453.12-77,401,896,635.81-18,001,326,969.21

Finding the Fourth Proportional to 51,577,704,453.12, 77,401,896,635.81 and 18,001,326,969.21

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Solution

The fourth proportional to 51,577,704,453.12, 77,401,896,635.81 and 18,001,326,969.21 is: 27,014,324,583.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,577,704,453.12 : 77,401,896,635.81 = 18,001,326,969.21 : x
  2. Step 2: Convert to fraction form
    51,577,704,453.12/77,401,896,635.81 = 18,001,326,969.21/x
  3. Step 3: Cross multiply
    51,577,704,453.12x = 77,401,896,635.81 × 18,001,326,969.21
  4. Step 4: Simplify right side
    51,577,704,453.12x = 1,393,336,849,378,276,016,128
  5. Step 5: Solve for x
    x = 1,393,336,849,378,276,016,128/51,577,704,453.12
  6. Step 6: Final answer
    x = 27,014,324,583.69

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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.