Home / 284,872,500.80-427,308,751.20-264,465,166.40

Finding the Fourth Proportional to 284,872,500.80, 427,308,751.20 and 264,465,166.40

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Solution

The fourth proportional to 284,872,500.80, 427,308,751.20 and 264,465,166.40 is: 396,697,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,872,500.80 : 427,308,751.20 = 264,465,166.40 : x
  2. Step 2: Convert to fraction form
    284,872,500.80/427,308,751.20 = 264,465,166.40/x
  3. Step 3: Cross multiply
    284,872,500.80x = 427,308,751.20 × 264,465,166.40
  4. Step 4: Simplify right side
    284,872,500.80x = 113,008,279,990,284,192
  5. Step 5: Solve for x
    x = 113,008,279,990,284,192/284,872,500.80
  6. Step 6: Final answer
    x = 396,697,749.60

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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.