Home / 358,096,754,733.45-494,216,855,402.90-203,809,948,869.03

Finding the Fourth Proportional to 358,096,754,733.45, 494,216,855,402.90 and 203,809,948,869.03

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Solution

The fourth proportional to 358,096,754,733.45, 494,216,855,402.90 and 203,809,948,869.03 is: 281,282,392,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,096,754,733.45 : 494,216,855,402.90 = 203,809,948,869.03 : x
  2. Step 2: Convert to fraction form
    358,096,754,733.45/494,216,855,402.90 = 203,809,948,869.03/x
  3. Step 3: Cross multiply
    358,096,754,733.45x = 494,216,855,402.90 × 203,809,948,869.03
  4. Step 4: Simplify right side
    358,096,754,733.45x = 100,726,312,029,877,839,069,184
  5. Step 5: Solve for x
    x = 100,726,312,029,877,839,069,184/358,096,754,733.45
  6. Step 6: Final answer
    x = 281,282,392,812.67

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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.