Home / 281,667,683.69-422,203,332.01-94,743,681.22

Finding the Fourth Proportional to 281,667,683.69, 422,203,332.01 and 94,743,681.22

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Solution

The fourth proportional to 281,667,683.69, 422,203,332.01 and 94,743,681.22 is: 142,015,219.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,667,683.69 : 422,203,332.01 = 94,743,681.22 : x
  2. Step 2: Convert to fraction form
    281,667,683.69/422,203,332.01 = 94,743,681.22/x
  3. Step 3: Cross multiply
    281,667,683.69x = 422,203,332.01 × 94,743,681.22
  4. Step 4: Simplify right side
    281,667,683.69x = 40,001,097,898,080,408
  5. Step 5: Solve for x
    x = 40,001,097,898,080,408/281,667,683.69
  6. Step 6: Final answer
    x = 142,015,219.41

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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.