Home / 356,159,634.40-534,239,451.60-264,326,629.60

Finding the Fourth Proportional to 356,159,634.40, 534,239,451.60 and 264,326,629.60

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Solution

The fourth proportional to 356,159,634.40, 534,239,451.60 and 264,326,629.60 is: 396,489,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,159,634.40 : 534,239,451.60 = 264,326,629.60 : x
  2. Step 2: Convert to fraction form
    356,159,634.40/534,239,451.60 = 264,326,629.60/x
  3. Step 3: Cross multiply
    356,159,634.40x = 534,239,451.60 × 264,326,629.60
  4. Step 4: Simplify right side
    356,159,634.40x = 141,213,713,640,780,336
  5. Step 5: Solve for x
    x = 141,213,713,640,780,336/356,159,634.40
  6. Step 6: Final answer
    x = 396,489,944.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.