Home / 476,990,682.68-715,486,273.56-149,491,702.67

Finding the Fourth Proportional to 476,990,682.68, 715,486,273.56 and 149,491,702.67

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Solution

The fourth proportional to 476,990,682.68, 715,486,273.56 and 149,491,702.67 is: 224,237,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,990,682.68 : 715,486,273.56 = 149,491,702.67 : x
  2. Step 2: Convert to fraction form
    476,990,682.68/715,486,273.56 = 149,491,702.67/x
  3. Step 3: Cross multiply
    476,990,682.68x = 715,486,273.56 × 149,491,702.67
  4. Step 4: Simplify right side
    476,990,682.68x = 106,959,261,267,920,352
  5. Step 5: Solve for x
    x = 106,959,261,267,920,352/476,990,682.68
  6. Step 6: Final answer
    x = 224,237,632.21

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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.