Home / 298,950,917.60-448,426,376.40-292,232,453.60

Finding the Fourth Proportional to 298,950,917.60, 448,426,376.40 and 292,232,453.60

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Solution

The fourth proportional to 298,950,917.60, 448,426,376.40 and 292,232,453.60 is: 438,348,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,950,917.60 : 448,426,376.40 = 292,232,453.60 : x
  2. Step 2: Convert to fraction form
    298,950,917.60/448,426,376.40 = 292,232,453.60/x
  3. Step 3: Cross multiply
    298,950,917.60x = 448,426,376.40 × 292,232,453.60
  4. Step 4: Simplify right side
    298,950,917.60x = 131,044,740,234,329,136
  5. Step 5: Solve for x
    x = 131,044,740,234,329,136/298,950,917.60
  6. Step 6: Final answer
    x = 438,348,680.40

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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.