Home / 11,272,765,023.40-16,909,147,535.10-8,160,772,498.60

Finding the Fourth Proportional to 11,272,765,023.40, 16,909,147,535.10 and 8,160,772,498.60

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Solution

The fourth proportional to 11,272,765,023.40, 16,909,147,535.10 and 8,160,772,498.60 is: 12,241,158,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272,765,023.40 : 16,909,147,535.10 = 8,160,772,498.60 : x
  2. Step 2: Convert to fraction form
    11,272,765,023.40/16,909,147,535.10 = 8,160,772,498.60/x
  3. Step 3: Cross multiply
    11,272,765,023.40x = 16,909,147,535.10 × 8,160,772,498.60
  4. Step 4: Simplify right side
    11,272,765,023.40x = 137,991,706,179,214,065,664
  5. Step 5: Solve for x
    x = 137,991,706,179,214,065,664/11,272,765,023.40
  6. Step 6: Final answer
    x = 12,241,158,747.90

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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.