Home / 238,444,656.60-357,667,012.64-74,695,173.46

Finding the Fourth Proportional to 238,444,656.60, 357,667,012.64 and 74,695,173.46

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Solution

The fourth proportional to 238,444,656.60, 357,667,012.64 and 74,695,173.46 is: 112,042,768.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,444,656.60 : 357,667,012.64 = 74,695,173.46 : x
  2. Step 2: Convert to fraction form
    238,444,656.60/357,667,012.64 = 74,695,173.46/x
  3. Step 3: Cross multiply
    238,444,656.60x = 357,667,012.64 × 74,695,173.46
  4. Step 4: Simplify right side
    238,444,656.60x = 26,715,999,549,691,332
  5. Step 5: Solve for x
    x = 26,715,999,549,691,332/238,444,656.60
  6. Step 6: Final answer
    x = 112,042,768.88

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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.