Home / 185,950,176.48-278,839,072.85-69,334,221

Finding the Fourth Proportional to 185,950,176.48, 278,839,072.85 and 69,334,221

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Solution

The fourth proportional to 185,950,176.48, 278,839,072.85 and 69,334,221 is: 103,969,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,950,176.48 : 278,839,072.85 = 69,334,221 : x
  2. Step 2: Convert to fraction form
    185,950,176.48/278,839,072.85 = 69,334,221/x
  3. Step 3: Cross multiply
    185,950,176.48x = 278,839,072.85 × 69,334,221
  4. Step 4: Simplify right side
    185,950,176.48x = 19,333,089,900,070,332
  5. Step 5: Solve for x
    x = 19,333,089,900,070,332/185,950,176.48
  6. Step 6: Final answer
    x = 103,969,193.61

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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.