Home / 774,064,585.58-1,161,163,760.94-213,826,218.66

Finding the Fourth Proportional to 774,064,585.58, 1,161,163,760.94 and 213,826,218.66

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Solution

The fourth proportional to 774,064,585.58, 1,161,163,760.94 and 213,826,218.66 is: 320,757,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,064,585.58 : 1,161,163,760.94 = 213,826,218.66 : x
  2. Step 2: Convert to fraction form
    774,064,585.58/1,161,163,760.94 = 213,826,218.66/x
  3. Step 3: Cross multiply
    774,064,585.58x = 1,161,163,760.94 × 213,826,218.66
  4. Step 4: Simplify right side
    774,064,585.58x = 248,287,256,246,824,416
  5. Step 5: Solve for x
    x = 248,287,256,246,824,416/774,064,585.58
  6. Step 6: Final answer
    x = 320,757,803.51

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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.