Home / 6,434,080,289.80-9,651,120,434.70-3,985,200,161.80

Finding the Fourth Proportional to 6,434,080,289.80, 9,651,120,434.70 and 3,985,200,161.80

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Solution

The fourth proportional to 6,434,080,289.80, 9,651,120,434.70 and 3,985,200,161.80 is: 5,977,800,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,080,289.80 : 9,651,120,434.70 = 3,985,200,161.80 : x
  2. Step 2: Convert to fraction form
    6,434,080,289.80/9,651,120,434.70 = 3,985,200,161.80/x
  3. Step 3: Cross multiply
    6,434,080,289.80x = 9,651,120,434.70 × 3,985,200,161.80
  4. Step 4: Simplify right side
    6,434,080,289.80x = 38,461,646,717,917,732,864
  5. Step 5: Solve for x
    x = 38,461,646,717,917,732,864/6,434,080,289.80
  6. Step 6: Final answer
    x = 5,977,800,242.70

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Double scale
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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.