Home / 293,416,331.60-440,124,497.40-191,379,659.60

Finding the Fourth Proportional to 293,416,331.60, 440,124,497.40 and 191,379,659.60

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Solution

The fourth proportional to 293,416,331.60, 440,124,497.40 and 191,379,659.60 is: 287,069,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,416,331.60 : 440,124,497.40 = 191,379,659.60 : x
  2. Step 2: Convert to fraction form
    293,416,331.60/440,124,497.40 = 191,379,659.60/x
  3. Step 3: Cross multiply
    293,416,331.60x = 440,124,497.40 × 191,379,659.60
  4. Step 4: Simplify right side
    293,416,331.60x = 84,230,876,494,033,072
  5. Step 5: Solve for x
    x = 84,230,876,494,033,072/293,416,331.60
  6. Step 6: Final answer
    x = 287,069,489.40

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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.