Home / 13,768,903,595.91-20,657,570,420.15-7,050,802,212.12

Finding the Fourth Proportional to 13,768,903,595.91, 20,657,570,420.15 and 7,050,802,212.12

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Solution

The fourth proportional to 13,768,903,595.91, 20,657,570,420.15 and 7,050,802,212.12 is: 10,578,361,755.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,768,903,595.91 : 20,657,570,420.15 = 7,050,802,212.12 : x
  2. Step 2: Convert to fraction form
    13,768,903,595.91/20,657,570,420.15 = 7,050,802,212.12/x
  3. Step 3: Cross multiply
    13,768,903,595.91x = 20,657,570,420.15 × 7,050,802,212.12
  4. Step 4: Simplify right side
    13,768,903,595.91x = 145,652,443,215,383,052,288
  5. Step 5: Solve for x
    x = 145,652,443,215,383,052,288/13,768,903,595.91
  6. Step 6: Final answer
    x = 10,578,361,755.59

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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.