Home / 365,618,883.60-504,554,004.60-208,989,353.64

Finding the Fourth Proportional to 365,618,883.60, 504,554,004.60 and 208,989,353.64

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Solution

The fourth proportional to 365,618,883.60, 504,554,004.60 and 208,989,353.64 is: 288,405,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,618,883.60 : 504,554,004.60 = 208,989,353.64 : x
  2. Step 2: Convert to fraction form
    365,618,883.60/504,554,004.60 = 208,989,353.64/x
  3. Step 3: Cross multiply
    365,618,883.60x = 504,554,004.60 × 208,989,353.64
  4. Step 4: Simplify right side
    365,618,883.60x = 105,446,415,297,827,584
  5. Step 5: Solve for x
    x = 105,446,415,297,827,584/365,618,883.60
  6. Step 6: Final answer
    x = 288,405,276.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.