Home / 317,047,336.70-475,571,005.05-144,860,452.70

Finding the Fourth Proportional to 317,047,336.70, 475,571,005.05 and 144,860,452.70

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Solution

The fourth proportional to 317,047,336.70, 475,571,005.05 and 144,860,452.70 is: 217,290,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,047,336.70 : 475,571,005.05 = 144,860,452.70 : x
  2. Step 2: Convert to fraction form
    317,047,336.70/475,571,005.05 = 144,860,452.70/x
  3. Step 3: Cross multiply
    317,047,336.70x = 475,571,005.05 × 144,860,452.70
  4. Step 4: Simplify right side
    317,047,336.70x = 68,891,431,082,536,984
  5. Step 5: Solve for x
    x = 68,891,431,082,536,984/317,047,336.70
  6. Step 6: Final answer
    x = 217,290,679.05

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1.5x scale

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.