Home / 137,834,225.76-206,626,200.08-68,768,153.44

Finding the Fourth Proportional to 137,834,225.76, 206,626,200.08 and 68,768,153.44

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Solution

The fourth proportional to 137,834,225.76, 206,626,200.08 and 68,768,153.44 is: 103,089,796.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,834,225.76 : 206,626,200.08 = 68,768,153.44 : x
  2. Step 2: Convert to fraction form
    137,834,225.76/206,626,200.08 = 68,768,153.44/x
  3. Step 3: Cross multiply
    137,834,225.76x = 206,626,200.08 × 68,768,153.44
  4. Step 4: Simplify right side
    137,834,225.76x = 14,209,302,231,825,580
  5. Step 5: Solve for x
    x = 14,209,302,231,825,580/137,834,225.76
  6. Step 6: Final answer
    x = 103,089,796.12

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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.