Home / 262,642,340.40-393,963,510.60-241,479,178.80

Finding the Fourth Proportional to 262,642,340.40, 393,963,510.60 and 241,479,178.80

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Solution

The fourth proportional to 262,642,340.40, 393,963,510.60 and 241,479,178.80 is: 362,218,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,642,340.40 : 393,963,510.60 = 241,479,178.80 : x
  2. Step 2: Convert to fraction form
    262,642,340.40/393,963,510.60 = 241,479,178.80/x
  3. Step 3: Cross multiply
    262,642,340.40x = 393,963,510.60 × 241,479,178.80
  4. Step 4: Simplify right side
    262,642,340.40x = 95,133,985,016,853,104
  5. Step 5: Solve for x
    x = 95,133,985,016,853,104/262,642,340.40
  6. Step 6: Final answer
    x = 362,218,768.20

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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.