Home / 208,344,667.44-312,486,580.35-60,752,566.74

Finding the Fourth Proportional to 208,344,667.44, 312,486,580.35 and 60,752,566.74

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Solution

The fourth proportional to 208,344,667.44, 312,486,580.35 and 60,752,566.74 is: 91,119,979.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,344,667.44 : 312,486,580.35 = 60,752,566.74 : x
  2. Step 2: Convert to fraction form
    208,344,667.44/312,486,580.35 = 60,752,566.74/x
  3. Step 3: Cross multiply
    208,344,667.44x = 312,486,580.35 × 60,752,566.74
  4. Step 4: Simplify right side
    208,344,667.44x = 18,984,361,828,067,748
  5. Step 5: Solve for x
    x = 18,984,361,828,067,748/208,344,667.44
  6. Step 6: Final answer
    x = 91,119,979.51

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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.