Home / 782,873,998,274.80-1,080,460,168,837.20-474,216,300,860.20

Finding the Fourth Proportional to 782,873,998,274.80, 1,080,460,168,837.20 and 474,216,300,860.20

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Solution

The fourth proportional to 782,873,998,274.80, 1,080,460,168,837.20 and 474,216,300,860.20 is: 654,475,465,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,873,998,274.80 : 1,080,460,168,837.20 = 474,216,300,860.20 : x
  2. Step 2: Convert to fraction form
    782,873,998,274.80/1,080,460,168,837.20 = 474,216,300,860.20/x
  3. Step 3: Cross multiply
    782,873,998,274.80x = 1,080,460,168,837.20 × 474,216,300,860.20
  4. Step 4: Simplify right side
    782,873,998,274.80x = 512,371,824,492,764,133,851,136
  5. Step 5: Solve for x
    x = 512,371,824,492,764,133,851,136/782,873,998,274.80
  6. Step 6: Final answer
    x = 654,475,465,556.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.