Home / 336,680,793.90-505,021,190.85-317,974,070.70

Finding the Fourth Proportional to 336,680,793.90, 505,021,190.85 and 317,974,070.70

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Solution

The fourth proportional to 336,680,793.90, 505,021,190.85 and 317,974,070.70 is: 476,961,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,680,793.90 : 505,021,190.85 = 317,974,070.70 : x
  2. Step 2: Convert to fraction form
    336,680,793.90/505,021,190.85 = 317,974,070.70/x
  3. Step 3: Cross multiply
    336,680,793.90x = 505,021,190.85 × 317,974,070.70
  4. Step 4: Simplify right side
    336,680,793.90x = 160,583,643,844,336,096
  5. Step 5: Solve for x
    x = 160,583,643,844,336,096/336,680,793.90
  6. Step 6: Final answer
    x = 476,961,106.05

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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.