Home / 50,102,674,981.17-69,141,964,813.32-29,503,763,580.21

Finding the Fourth Proportional to 50,102,674,981.17, 69,141,964,813.32 and 29,503,763,580.21

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Solution

The fourth proportional to 50,102,674,981.17, 69,141,964,813.32 and 29,503,763,580.21 is: 40,715,354,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,102,674,981.17 : 69,141,964,813.32 = 29,503,763,580.21 : x
  2. Step 2: Convert to fraction form
    50,102,674,981.17/69,141,964,813.32 = 29,503,763,580.21/x
  3. Step 3: Cross multiply
    50,102,674,981.17x = 69,141,964,813.32 × 29,503,763,580.21
  4. Step 4: Simplify right side
    50,102,674,981.17x = 2,039,948,183,323,392,081,920
  5. Step 5: Solve for x
    x = 2,039,948,183,323,392,081,920/50,102,674,981.17
  6. Step 6: Final answer
    x = 40,715,354,700.92

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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.