Home / 3,078,678,134.59-4,617,550,600.62-837,900,065.55

Finding the Fourth Proportional to 3,078,678,134.59, 4,617,550,600.62 and 837,900,065.55

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Solution

The fourth proportional to 3,078,678,134.59, 4,617,550,600.62 and 837,900,065.55 is: 1,256,723,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,678,134.59 : 4,617,550,600.62 = 837,900,065.55 : x
  2. Step 2: Convert to fraction form
    3,078,678,134.59/4,617,550,600.62 = 837,900,065.55/x
  3. Step 3: Cross multiply
    3,078,678,134.59x = 4,617,550,600.62 × 837,900,065.55
  4. Step 4: Simplify right side
    3,078,678,134.59x = 3,869,045,950,939,939,328
  5. Step 5: Solve for x
    x = 3,869,045,950,939,939,328/3,078,678,134.59
  6. Step 6: Final answer
    x = 1,256,723,107.06

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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.