Home / 532,322,773.53-734,633,631.63-320,696,223.18

Finding the Fourth Proportional to 532,322,773.53, 734,633,631.63 and 320,696,223.18

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Solution

The fourth proportional to 532,322,773.53, 734,633,631.63 and 320,696,223.18 is: 442,577,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,322,773.53 : 734,633,631.63 = 320,696,223.18 : x
  2. Step 2: Convert to fraction form
    532,322,773.53/734,633,631.63 = 320,696,223.18/x
  3. Step 3: Cross multiply
    532,322,773.53x = 734,633,631.63 × 320,696,223.18
  4. Step 4: Simplify right side
    532,322,773.53x = 235,594,231,084,748,384
  5. Step 5: Solve for x
    x = 235,594,231,084,748,384/532,322,773.53
  6. Step 6: Final answer
    x = 442,577,779.50

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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.