Home / 217,743,972.60-326,238,045.30-141,027,511.80

Finding the Fourth Proportional to 217,743,972.60, 326,238,045.30 and 141,027,511.80

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Solution

The fourth proportional to 217,743,972.60, 326,238,045.30 and 141,027,511.80 is: 211,296,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,743,972.60 : 326,238,045.30 = 141,027,511.80 : x
  2. Step 2: Convert to fraction form
    217,743,972.60/326,238,045.30 = 141,027,511.80/x
  3. Step 3: Cross multiply
    217,743,972.60x = 326,238,045.30 × 141,027,511.80
  4. Step 4: Simplify right side
    217,743,972.60x = 46,008,539,783,154,688
  5. Step 5: Solve for x
    x = 46,008,539,783,154,688/217,743,972.60
  6. Step 6: Final answer
    x = 211,296,502.19

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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.