Home / 3,078,678,117.75-4,617,550,575.37-837,900,048.66

Finding the Fourth Proportional to 3,078,678,117.75, 4,617,550,575.37 and 837,900,048.66

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Solution

The fourth proportional to 3,078,678,117.75, 4,617,550,575.37 and 837,900,048.66 is: 1,256,723,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,678,117.75 : 4,617,550,575.37 = 837,900,048.66 : x
  2. Step 2: Convert to fraction form
    3,078,678,117.75/4,617,550,575.37 = 837,900,048.66/x
  3. Step 3: Cross multiply
    3,078,678,117.75x = 4,617,550,575.37 × 837,900,048.66
  4. Step 4: Simplify right side
    3,078,678,117.75x = 3,869,045,851,792,533,504
  5. Step 5: Solve for x
    x = 3,869,045,851,792,533,504/3,078,678,117.75
  6. Step 6: Final answer
    x = 1,256,723,081.73

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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.