Home / 963,322,536.28-1,329,421,642.25-539,944,022.65

Finding the Fourth Proportional to 963,322,536.28, 1,329,421,642.25 and 539,944,022.65

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Solution

The fourth proportional to 963,322,536.28, 1,329,421,642.25 and 539,944,022.65 is: 745,143,233.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,322,536.28 : 1,329,421,642.25 = 539,944,022.65 : x
  2. Step 2: Convert to fraction form
    963,322,536.28/1,329,421,642.25 = 539,944,022.65/x
  3. Step 3: Cross multiply
    963,322,536.28x = 1,329,421,642.25 × 539,944,022.65
  4. Step 4: Simplify right side
    963,322,536.28x = 717,813,269,314,434,176
  5. Step 5: Solve for x
    x = 717,813,269,314,434,176/963,322,536.28
  6. Step 6: Final answer
    x = 745,143,233.22

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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.