Home / 137,834,094.80-206,626,003.88-68,768,022.44

Finding the Fourth Proportional to 137,834,094.80, 206,626,003.88 and 68,768,022.44

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Solution

The fourth proportional to 137,834,094.80, 206,626,003.88 and 68,768,022.44 is: 103,089,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,834,094.80 : 206,626,003.88 = 68,768,022.44 : x
  2. Step 2: Convert to fraction form
    137,834,094.80/206,626,003.88 = 68,768,022.44/x
  3. Step 3: Cross multiply
    137,834,094.80x = 206,626,003.88 × 68,768,022.44
  4. Step 4: Simplify right side
    137,834,094.80x = 14,209,261,671,507,366
  5. Step 5: Solve for x
    x = 14,209,261,671,507,366/137,834,094.80
  6. Step 6: Final answer
    x = 103,089,599.80

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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.