Home / 358,096,754,733.96-494,216,855,403.60-203,809,948,869.52

Finding the Fourth Proportional to 358,096,754,733.96, 494,216,855,403.60 and 203,809,948,869.52

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Solution

The fourth proportional to 358,096,754,733.96, 494,216,855,403.60 and 203,809,948,869.52 is: 281,282,392,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,096,754,733.96 : 494,216,855,403.60 = 203,809,948,869.52 : x
  2. Step 2: Convert to fraction form
    358,096,754,733.96/494,216,855,403.60 = 203,809,948,869.52/x
  3. Step 3: Cross multiply
    358,096,754,733.96x = 494,216,855,403.60 × 203,809,948,869.52
  4. Step 4: Simplify right side
    358,096,754,733.96x = 100,726,312,030,262,658,072,576
  5. Step 5: Solve for x
    x = 100,726,312,030,262,658,072,576/358,096,754,733.96
  6. Step 6: Final answer
    x = 281,282,392,813.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.