Home / 48,009,409,172.82-71,986,199,488.47-18,166,045,698.18

Finding the Fourth Proportional to 48,009,409,172.82, 71,986,199,488.47 and 18,166,045,698.18

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Solution

The fourth proportional to 48,009,409,172.82, 71,986,199,488.47 and 18,166,045,698.18 is: 27,238,506,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009,409,172.82 : 71,986,199,488.47 = 18,166,045,698.18 : x
  2. Step 2: Convert to fraction form
    48,009,409,172.82/71,986,199,488.47 = 18,166,045,698.18/x
  3. Step 3: Cross multiply
    48,009,409,172.82x = 71,986,199,488.47 × 18,166,045,698.18
  4. Step 4: Simplify right side
    48,009,409,172.82x = 1,307,704,589,545,811,476,480
  5. Step 5: Solve for x
    x = 1,307,704,589,545,811,476,480/48,009,409,172.82
  6. Step 6: Final answer
    x = 27,238,506,202.78

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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.