Home / 199,496,475.60-299,433,670.20-122,968,971.60

Finding the Fourth Proportional to 199,496,475.60, 299,433,670.20 and 122,968,971.60

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Solution

The fourth proportional to 199,496,475.60, 299,433,670.20 and 122,968,971.60 is: 184,569,929.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,496,475.60 : 299,433,670.20 = 122,968,971.60 : x
  2. Step 2: Convert to fraction form
    199,496,475.60/299,433,670.20 = 122,968,971.60/x
  3. Step 3: Cross multiply
    199,496,475.60x = 299,433,670.20 × 122,968,971.60
  4. Step 4: Simplify right side
    199,496,475.60x = 36,821,050,486,907,560
  5. Step 5: Solve for x
    x = 36,821,050,486,907,560/199,496,475.60
  6. Step 6: Final answer
    x = 184,569,929.75

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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.