Home / 353,887,278.08-488,573,932.86-314,620,597.24

Finding the Fourth Proportional to 353,887,278.08, 488,573,932.86 and 314,620,597.24

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Solution

The fourth proportional to 353,887,278.08, 488,573,932.86 and 314,620,597.24 is: 434,362,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,887,278.08 : 488,573,932.86 = 314,620,597.24 : x
  2. Step 2: Convert to fraction form
    353,887,278.08/488,573,932.86 = 314,620,597.24/x
  3. Step 3: Cross multiply
    353,887,278.08x = 488,573,932.86 × 314,620,597.24
  4. Step 4: Simplify right side
    353,887,278.08x = 153,715,422,551,087,424
  5. Step 5: Solve for x
    x = 153,715,422,551,087,424/353,887,278.08
  6. Step 6: Final answer
    x = 434,362,668.78

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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.