Home / 240,035,521.67-331,302,308.86-145,929,672.33

Finding the Fourth Proportional to 240,035,521.67, 331,302,308.86 and 145,929,672.33

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Solution

The fourth proportional to 240,035,521.67, 331,302,308.86 and 145,929,672.33 is: 201,415,344.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,035,521.67 : 331,302,308.86 = 145,929,672.33 : x
  2. Step 2: Convert to fraction form
    240,035,521.67/331,302,308.86 = 145,929,672.33/x
  3. Step 3: Cross multiply
    240,035,521.67x = 331,302,308.86 × 145,929,672.33
  4. Step 4: Simplify right side
    240,035,521.67x = 48,346,837,374,112,264
  5. Step 5: Solve for x
    x = 48,346,837,374,112,264/240,035,521.67
  6. Step 6: Final answer
    x = 201,415,344.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.