Home / 621,725,793.60-932,588,690.40-190,848,302.40

Finding the Fourth Proportional to 621,725,793.60, 932,588,690.40 and 190,848,302.40

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Solution

The fourth proportional to 621,725,793.60, 932,588,690.40 and 190,848,302.40 is: 286,272,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,725,793.60 : 932,588,690.40 = 190,848,302.40 : x
  2. Step 2: Convert to fraction form
    621,725,793.60/932,588,690.40 = 190,848,302.40/x
  3. Step 3: Cross multiply
    621,725,793.60x = 932,588,690.40 × 190,848,302.40
  4. Step 4: Simplify right side
    621,725,793.60x = 177,982,968,400,279,168
  5. Step 5: Solve for x
    x = 177,982,968,400,279,168/621,725,793.60
  6. Step 6: Final answer
    x = 286,272,453.60

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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.