Home / 890,166,176.23-1,335,452,651.24-307,899,930.46

Finding the Fourth Proportional to 890,166,176.23, 1,335,452,651.24 and 307,899,930.46

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Solution

The fourth proportional to 890,166,176.23, 1,335,452,651.24 and 307,899,930.46 is: 461,920,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,166,176.23 : 1,335,452,651.24 = 307,899,930.46 : x
  2. Step 2: Convert to fraction form
    890,166,176.23/1,335,452,651.24 = 307,899,930.46/x
  3. Step 3: Cross multiply
    890,166,176.23x = 1,335,452,651.24 × 307,899,930.46
  4. Step 4: Simplify right side
    890,166,176.23x = 411,185,778,449,637,504
  5. Step 5: Solve for x
    x = 411,185,778,449,637,504/890,166,176.23
  6. Step 6: Final answer
    x = 461,920,245.26

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1.5x scale

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.