Home / 1,039,388,857.20-1,434,003,509.85-593,031,561.30

Finding the Fourth Proportional to 1,039,388,857.20, 1,434,003,509.85 and 593,031,561.30

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Solution

The fourth proportional to 1,039,388,857.20, 1,434,003,509.85 and 593,031,561.30 is: 818,182,083.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,388,857.20 : 1,434,003,509.85 = 593,031,561.30 : x
  2. Step 2: Convert to fraction form
    1,039,388,857.20/1,434,003,509.85 = 593,031,561.30/x
  3. Step 3: Cross multiply
    1,039,388,857.20x = 1,434,003,509.85 × 593,031,561.30
  4. Step 4: Simplify right side
    1,039,388,857.20x = 850,409,340,356,025,344
  5. Step 5: Solve for x
    x = 850,409,340,356,025,344/1,039,388,857.20
  6. Step 6: Final answer
    x = 818,182,083.12

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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.