Home / 28,698,119,625.60-43,047,179,438.40-13,188,545,481.60

Finding the Fourth Proportional to 28,698,119,625.60, 43,047,179,438.40 and 13,188,545,481.60

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Solution

The fourth proportional to 28,698,119,625.60, 43,047,179,438.40 and 13,188,545,481.60 is: 19,782,818,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,119,625.60 : 43,047,179,438.40 = 13,188,545,481.60 : x
  2. Step 2: Convert to fraction form
    28,698,119,625.60/43,047,179,438.40 = 13,188,545,481.60/x
  3. Step 3: Cross multiply
    28,698,119,625.60x = 43,047,179,438.40 × 13,188,545,481.60
  4. Step 4: Simplify right side
    28,698,119,625.60x = 567,729,683,877,934,792,704
  5. Step 5: Solve for x
    x = 567,729,683,877,934,792,704/28,698,119,625.60
  6. Step 6: Final answer
    x = 19,782,818,222.40

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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.