Home / 532,322,764.52-734,633,619.21-320,696,214.17

Finding the Fourth Proportional to 532,322,764.52, 734,633,619.21 and 320,696,214.17

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Solution

The fourth proportional to 532,322,764.52, 734,633,619.21 and 320,696,214.17 is: 442,577,767.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,322,764.52 : 734,633,619.21 = 320,696,214.17 : x
  2. Step 2: Convert to fraction form
    532,322,764.52/734,633,619.21 = 320,696,214.17/x
  3. Step 3: Cross multiply
    532,322,764.52x = 734,633,619.21 × 320,696,214.17
  4. Step 4: Simplify right side
    532,322,764.52x = 235,594,220,478,979,232
  5. Step 5: Solve for x
    x = 235,594,220,478,979,232/532,322,764.52
  6. Step 6: Final answer
    x = 442,577,767.07

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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.