Home / 293,420,216.70-440,130,325.05-207,326,774.70

Finding the Fourth Proportional to 293,420,216.70, 440,130,325.05 and 207,326,774.70

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Solution

The fourth proportional to 293,420,216.70, 440,130,325.05 and 207,326,774.70 is: 310,990,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,420,216.70 : 440,130,325.05 = 207,326,774.70 : x
  2. Step 2: Convert to fraction form
    293,420,216.70/440,130,325.05 = 207,326,774.70/x
  3. Step 3: Cross multiply
    293,420,216.70x = 440,130,325.05 × 207,326,774.70
  4. Step 4: Simplify right side
    293,420,216.70x = 91,250,800,740,279,120
  5. Step 5: Solve for x
    x = 91,250,800,740,279,120/293,420,216.70
  6. Step 6: Final answer
    x = 310,990,162.05

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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.