Home / 45,971,512.80-68,957,269.20-42,089,733.60

Finding the Fourth Proportional to 45,971,512.80, 68,957,269.20 and 42,089,733.60

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Solution

The fourth proportional to 45,971,512.80, 68,957,269.20 and 42,089,733.60 is: 63,134,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,971,512.80 : 68,957,269.20 = 42,089,733.60 : x
  2. Step 2: Convert to fraction form
    45,971,512.80/68,957,269.20 = 42,089,733.60/x
  3. Step 3: Cross multiply
    45,971,512.80x = 68,957,269.20 × 42,089,733.60
  4. Step 4: Simplify right side
    45,971,512.80x = 2,902,393,090,411,485.50
  5. Step 5: Solve for x
    x = 2,902,393,090,411,485.50/45,971,512.80
  6. Step 6: Final answer
    x = 63,134,600.40

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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.