Home / 219,706,247.20-329,559,370.80-122,960,365.60

Finding the Fourth Proportional to 219,706,247.20, 329,559,370.80 and 122,960,365.60

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Solution

The fourth proportional to 219,706,247.20, 329,559,370.80 and 122,960,365.60 is: 184,440,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,706,247.20 : 329,559,370.80 = 122,960,365.60 : x
  2. Step 2: Convert to fraction form
    219,706,247.20/329,559,370.80 = 122,960,365.60/x
  3. Step 3: Cross multiply
    219,706,247.20x = 329,559,370.80 × 122,960,365.60
  4. Step 4: Simplify right side
    219,706,247.20x = 40,522,740,720,473,960
  5. Step 5: Solve for x
    x = 40,522,740,720,473,960/219,706,247.20
  6. Step 6: Final answer
    x = 184,440,548.40

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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.