Home / 613,548,634,657.75-920,322,951,986.65-255,281,537,455.02

Finding the Fourth Proportional to 613,548,634,657.75, 920,322,951,986.65 and 255,281,537,455.02

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Solution

The fourth proportional to 613,548,634,657.75, 920,322,951,986.65 and 255,281,537,455.02 is: 382,922,306,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,548,634,657.75 : 920,322,951,986.65 = 255,281,537,455.02 : x
  2. Step 2: Convert to fraction form
    613,548,634,657.75/920,322,951,986.65 = 255,281,537,455.02/x
  3. Step 3: Cross multiply
    613,548,634,657.75x = 920,322,951,986.65 × 255,281,537,455.02
  4. Step 4: Simplify right side
    613,548,634,657.75x = 234,941,458,138,294,558,654,464
  5. Step 5: Solve for x
    x = 234,941,458,138,294,558,654,464/613,548,634,657.75
  6. Step 6: Final answer
    x = 382,922,306,182.54

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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.