Home / 619,470,430,147.20-929,205,645,220.80-367,802,080,492.80

Finding the Fourth Proportional to 619,470,430,147.20, 929,205,645,220.80 and 367,802,080,492.80

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Solution

The fourth proportional to 619,470,430,147.20, 929,205,645,220.80 and 367,802,080,492.80 is: 551,703,120,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,470,430,147.20 : 929,205,645,220.80 = 367,802,080,492.80 : x
  2. Step 2: Convert to fraction form
    619,470,430,147.20/929,205,645,220.80 = 367,802,080,492.80/x
  3. Step 3: Cross multiply
    619,470,430,147.20x = 929,205,645,220.80 × 367,802,080,492.80
  4. Step 4: Simplify right side
    619,470,430,147.20x = 341,763,769,517,864,835,350,528
  5. Step 5: Solve for x
    x = 341,763,769,517,864,835,350,528/619,470,430,147.20
  6. Step 6: Final answer
    x = 551,703,120,739.20

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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.