Home / 652,397,627.69-900,498,439.94-426,370,613.38

Finding the Fourth Proportional to 652,397,627.69, 900,498,439.94 and 426,370,613.38

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Solution

The fourth proportional to 652,397,627.69, 900,498,439.94 and 426,370,613.38 is: 588,515,432.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,397,627.69 : 900,498,439.94 = 426,370,613.38 : x
  2. Step 2: Convert to fraction form
    652,397,627.69/900,498,439.94 = 426,370,613.38/x
  3. Step 3: Cross multiply
    652,397,627.69x = 900,498,439.94 × 426,370,613.38
  4. Step 4: Simplify right side
    652,397,627.69x = 383,946,072,184,950,912
  5. Step 5: Solve for x
    x = 383,946,072,184,950,912/652,397,627.69
  6. Step 6: Final answer
    x = 588,515,432.75

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1.5x scale

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.