Home / 375,080,463,860.80-562,620,695,791.20-216,393,031,566.40

Finding the Fourth Proportional to 375,080,463,860.80, 562,620,695,791.20 and 216,393,031,566.40

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Solution

The fourth proportional to 375,080,463,860.80, 562,620,695,791.20 and 216,393,031,566.40 is: 324,589,547,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,080,463,860.80 : 562,620,695,791.20 = 216,393,031,566.40 : x
  2. Step 2: Convert to fraction form
    375,080,463,860.80/562,620,695,791.20 = 216,393,031,566.40/x
  3. Step 3: Cross multiply
    375,080,463,860.80x = 562,620,695,791.20 × 216,393,031,566.40
  4. Step 4: Simplify right side
    375,080,463,860.80x = 121,747,197,984,255,053,398,016
  5. Step 5: Solve for x
    x = 121,747,197,984,255,053,398,016/375,080,463,860.80
  6. Step 6: Final answer
    x = 324,589,547,349.60

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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.