Home / 331,409,994.71-496,552,426.81-199,976,085.11

Finding the Fourth Proportional to 331,409,994.71, 496,552,426.81 and 199,976,085.11

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Solution

The fourth proportional to 331,409,994.71, 496,552,426.81 and 199,976,085.11 is: 299,624,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,409,994.71 : 496,552,426.81 = 199,976,085.11 : x
  2. Step 2: Convert to fraction form
    331,409,994.71/496,552,426.81 = 199,976,085.11/x
  3. Step 3: Cross multiply
    331,409,994.71x = 496,552,426.81 × 199,976,085.11
  4. Step 4: Simplify right side
    331,409,994.71x = 99,298,610,366,075,056
  5. Step 5: Solve for x
    x = 99,298,610,366,075,056/331,409,994.71
  6. Step 6: Final answer
    x = 299,624,670.20

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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.