Home / 245,272,667.60-367,461,103.80-199,587,112.40

Finding the Fourth Proportional to 245,272,667.60, 367,461,103.80 and 199,587,112.40

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Solution

The fourth proportional to 245,272,667.60, 367,461,103.80 and 199,587,112.40 is: 299,016,198.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,272,667.60 : 367,461,103.80 = 199,587,112.40 : x
  2. Step 2: Convert to fraction form
    245,272,667.60/367,461,103.80 = 199,587,112.40/x
  3. Step 3: Cross multiply
    245,272,667.60x = 367,461,103.80 × 199,587,112.40
  4. Step 4: Simplify right side
    245,272,667.60x = 73,340,500,626,758,672
  5. Step 5: Solve for x
    x = 73,340,500,626,758,672/245,272,667.60
  6. Step 6: Final answer
    x = 299,016,198.36

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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.