Home / 347,736,672.60-521,605,008.90-92,435,040.60

Finding the Fourth Proportional to 347,736,672.60, 521,605,008.90 and 92,435,040.60

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Solution

The fourth proportional to 347,736,672.60, 521,605,008.90 and 92,435,040.60 is: 138,652,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,672.60 : 521,605,008.90 = 92,435,040.60 : x
  2. Step 2: Convert to fraction form
    347,736,672.60/521,605,008.90 = 92,435,040.60/x
  3. Step 3: Cross multiply
    347,736,672.60x = 521,605,008.90 × 92,435,040.60
  4. Step 4: Simplify right side
    347,736,672.60x = 48,214,580,174,834,856
  5. Step 5: Solve for x
    x = 48,214,580,174,834,856/347,736,672.60
  6. Step 6: Final answer
    x = 138,652,560.90

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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.