Home / 373,977,121.80-560,965,682.70-368,875,288.20

Finding the Fourth Proportional to 373,977,121.80, 560,965,682.70 and 368,875,288.20

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Solution

The fourth proportional to 373,977,121.80, 560,965,682.70 and 368,875,288.20 is: 553,312,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,977,121.80 : 560,965,682.70 = 368,875,288.20 : x
  2. Step 2: Convert to fraction form
    373,977,121.80/560,965,682.70 = 368,875,288.20/x
  3. Step 3: Cross multiply
    373,977,121.80x = 560,965,682.70 × 368,875,288.20
  4. Step 4: Simplify right side
    373,977,121.80x = 206,926,377,876,272,256
  5. Step 5: Solve for x
    x = 206,926,377,876,272,256/373,977,121.80
  6. Step 6: Final answer
    x = 553,312,932.30

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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.