Home / 12,161,022,965.85-18,238,010,994.94-3,652,062,459.51

Finding the Fourth Proportional to 12,161,022,965.85, 18,238,010,994.94 and 3,652,062,459.51

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Solution

The fourth proportional to 12,161,022,965.85, 18,238,010,994.94 and 3,652,062,459.51 is: 5,477,035,565.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,161,022,965.85 : 18,238,010,994.94 = 3,652,062,459.51 : x
  2. Step 2: Convert to fraction form
    12,161,022,965.85/18,238,010,994.94 = 3,652,062,459.51/x
  3. Step 3: Cross multiply
    12,161,022,965.85x = 18,238,010,994.94 × 3,652,062,459.51
  4. Step 4: Simplify right side
    12,161,022,965.85x = 66,606,355,290,721,828,864
  5. Step 5: Solve for x
    x = 66,606,355,290,721,828,864/12,161,022,965.85
  6. Step 6: Final answer
    x = 5,477,035,565.00

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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.