Home / 152,135,928.27-228,213,438.66-42,969,647.07

Finding the Fourth Proportional to 152,135,928.27, 228,213,438.66 and 42,969,647.07

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Solution

The fourth proportional to 152,135,928.27, 228,213,438.66 and 42,969,647.07 is: 64,457,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,135,928.27 : 228,213,438.66 = 42,969,647.07 : x
  2. Step 2: Convert to fraction form
    152,135,928.27/228,213,438.66 = 42,969,647.07/x
  3. Step 3: Cross multiply
    152,135,928.27x = 228,213,438.66 × 42,969,647.07
  4. Step 4: Simplify right side
    152,135,928.27x = 9,806,250,915,851,294
  5. Step 5: Solve for x
    x = 9,806,250,915,851,294/152,135,928.27
  6. Step 6: Final answer
    x = 64,457,166.87

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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.