Home / 466,355,163.20-699,213,880.20-220,829,421.20

Finding the Fourth Proportional to 466,355,163.20, 699,213,880.20 and 220,829,421.20

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Solution

The fourth proportional to 466,355,163.20, 699,213,880.20 and 220,829,421.20 is: 331,093,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,355,163.20 : 699,213,880.20 = 220,829,421.20 : x
  2. Step 2: Convert to fraction form
    466,355,163.20/699,213,880.20 = 220,829,421.20/x
  3. Step 3: Cross multiply
    466,355,163.20x = 699,213,880.20 × 220,829,421.20
  4. Step 4: Simplify right side
    466,355,163.20x = 154,406,996,459,572,128
  5. Step 5: Solve for x
    x = 154,406,996,459,572,128/466,355,163.20
  6. Step 6: Final answer
    x = 331,093,142.40

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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.