Home / 193,539,216.20-290,308,824.30-164,313,897.80

Finding the Fourth Proportional to 193,539,216.20, 290,308,824.30 and 164,313,897.80

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Solution

The fourth proportional to 193,539,216.20, 290,308,824.30 and 164,313,897.80 is: 246,470,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,539,216.20 : 290,308,824.30 = 164,313,897.80 : x
  2. Step 2: Convert to fraction form
    193,539,216.20/290,308,824.30 = 164,313,897.80/x
  3. Step 3: Cross multiply
    193,539,216.20x = 290,308,824.30 × 164,313,897.80
  4. Step 4: Simplify right side
    193,539,216.20x = 47,701,774,486,468,360
  5. Step 5: Solve for x
    x = 47,701,774,486,468,360/193,539,216.20
  6. Step 6: Final answer
    x = 246,470,846.70

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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.