Home / 453,823,000.10-680,734,500.15-389,252,918.60

Finding the Fourth Proportional to 453,823,000.10, 680,734,500.15 and 389,252,918.60

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Solution

The fourth proportional to 453,823,000.10, 680,734,500.15 and 389,252,918.60 is: 583,879,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,823,000.10 : 680,734,500.15 = 389,252,918.60 : x
  2. Step 2: Convert to fraction form
    453,823,000.10/680,734,500.15 = 389,252,918.60/x
  3. Step 3: Cross multiply
    453,823,000.10x = 680,734,500.15 × 389,252,918.60
  4. Step 4: Simplify right side
    453,823,000.10x = 264,977,890,975,099,648
  5. Step 5: Solve for x
    x = 264,977,890,975,099,648/453,823,000.10
  6. Step 6: Final answer
    x = 583,879,377.90

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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.