Home / 533,952,003.60-800,928,005.40-210,793,885.20

Finding the Fourth Proportional to 533,952,003.60, 800,928,005.40 and 210,793,885.20

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Solution

The fourth proportional to 533,952,003.60, 800,928,005.40 and 210,793,885.20 is: 316,190,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,952,003.60 : 800,928,005.40 = 210,793,885.20 : x
  2. Step 2: Convert to fraction form
    533,952,003.60/800,928,005.40 = 210,793,885.20/x
  3. Step 3: Cross multiply
    533,952,003.60x = 800,928,005.40 × 210,793,885.20
  4. Step 4: Simplify right side
    533,952,003.60x = 168,830,726,023,752,576
  5. Step 5: Solve for x
    x = 168,830,726,023,752,576/533,952,003.60
  6. Step 6: Final answer
    x = 316,190,827.80

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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.