Home / 175,877,361.97-263,816,051.16-120,490,580.95

Finding the Fourth Proportional to 175,877,361.97, 263,816,051.16 and 120,490,580.95

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Solution

The fourth proportional to 175,877,361.97, 263,816,051.16 and 120,490,580.95 is: 180,735,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,877,361.97 : 263,816,051.16 = 120,490,580.95 : x
  2. Step 2: Convert to fraction form
    175,877,361.97/263,816,051.16 = 120,490,580.95/x
  3. Step 3: Cross multiply
    175,877,361.97x = 263,816,051.16 × 120,490,580.95
  4. Step 4: Simplify right side
    175,877,361.97x = 31,787,349,268,203,320
  5. Step 5: Solve for x
    x = 31,787,349,268,203,320/175,877,361.97
  6. Step 6: Final answer
    x = 180,735,877.05

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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.