Home / 8,978,720,341.80-13,468,080,512.70-4,080,960,085.80

Finding the Fourth Proportional to 8,978,720,341.80, 13,468,080,512.70 and 4,080,960,085.80

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Solution

The fourth proportional to 8,978,720,341.80, 13,468,080,512.70 and 4,080,960,085.80 is: 6,121,440,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,978,720,341.80 : 13,468,080,512.70 = 4,080,960,085.80 : x
  2. Step 2: Convert to fraction form
    8,978,720,341.80/13,468,080,512.70 = 4,080,960,085.80/x
  3. Step 3: Cross multiply
    8,978,720,341.80x = 13,468,080,512.70 × 4,080,960,085.80
  4. Step 4: Simplify right side
    8,978,720,341.80x = 54,962,699,004,669,509,632
  5. Step 5: Solve for x
    x = 54,962,699,004,669,509,632/8,978,720,341.80
  6. Step 6: Final answer
    x = 6,121,440,128.70

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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.