Home / 466,355,330.20-699,214,130.70-220,829,588.20

Finding the Fourth Proportional to 466,355,330.20, 699,214,130.70 and 220,829,588.20

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Solution

The fourth proportional to 466,355,330.20, 699,214,130.70 and 220,829,588.20 is: 331,093,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,355,330.20 : 699,214,130.70 = 220,829,588.20 : x
  2. Step 2: Convert to fraction form
    466,355,330.20/699,214,130.70 = 220,829,588.20/x
  3. Step 3: Cross multiply
    466,355,330.20x = 699,214,130.70 × 220,829,588.20
  4. Step 4: Simplify right side
    466,355,330.20x = 154,407,168,546,101,984
  5. Step 5: Solve for x
    x = 154,407,168,546,101,984/466,355,330.20
  6. Step 6: Final answer
    x = 331,093,392.84

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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.