Home / 295,684,711.20-407,999,570.40-170,212,653.48

Finding the Fourth Proportional to 295,684,711.20, 407,999,570.40 and 170,212,653.48

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Solution

The fourth proportional to 295,684,711.20, 407,999,570.40 and 170,212,653.48 is: 234,867,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,684,711.20 : 407,999,570.40 = 170,212,653.48 : x
  2. Step 2: Convert to fraction form
    295,684,711.20/407,999,570.40 = 170,212,653.48/x
  3. Step 3: Cross multiply
    295,684,711.20x = 407,999,570.40 × 170,212,653.48
  4. Step 4: Simplify right side
    295,684,711.20x = 69,446,689,496,484,056
  5. Step 5: Solve for x
    x = 69,446,689,496,484,056/295,684,711.20
  6. Step 6: Final answer
    x = 234,867,366.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.