Home / 152,620,740.76-228,932,528.03-43,445,907.85

Finding the Fourth Proportional to 152,620,740.76, 228,932,528.03 and 43,445,907.85

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Solution

The fourth proportional to 152,620,740.76, 228,932,528.03 and 43,445,907.85 is: 65,169,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,620,740.76 : 228,932,528.03 = 43,445,907.85 : x
  2. Step 2: Convert to fraction form
    152,620,740.76/228,932,528.03 = 43,445,907.85/x
  3. Step 3: Cross multiply
    152,620,740.76x = 228,932,528.03 × 43,445,907.85
  4. Step 4: Simplify right side
    152,620,740.76x = 9,946,181,515,343,170
  5. Step 5: Solve for x
    x = 9,946,181,515,343,170/152,620,740.76
  6. Step 6: Final answer
    x = 65,169,265.10

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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.