Home / 328,725,002.24-493,120,133.40-121,517,716.40

Finding the Fourth Proportional to 328,725,002.24, 493,120,133.40 and 121,517,716.40

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Solution

The fourth proportional to 328,725,002.24, 493,120,133.40 and 121,517,716.40 is: 182,288,636.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,725,002.24 : 493,120,133.40 = 121,517,716.40 : x
  2. Step 2: Convert to fraction form
    328,725,002.24/493,120,133.40 = 121,517,716.40/x
  3. Step 3: Cross multiply
    328,725,002.24x = 493,120,133.40 × 121,517,716.40
  4. Step 4: Simplify right side
    328,725,002.24x = 59,922,832,521,631,368
  5. Step 5: Solve for x
    x = 59,922,832,521,631,368/328,725,002.24
  6. Step 6: Final answer
    x = 182,288,636.74

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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.