Home / 174,744,012.80-262,116,019.20-171,342,790.40

Finding the Fourth Proportional to 174,744,012.80, 262,116,019.20 and 171,342,790.40

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Solution

The fourth proportional to 174,744,012.80, 262,116,019.20 and 171,342,790.40 is: 257,014,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,744,012.80 : 262,116,019.20 = 171,342,790.40 : x
  2. Step 2: Convert to fraction form
    174,744,012.80/262,116,019.20 = 171,342,790.40/x
  3. Step 3: Cross multiply
    174,744,012.80x = 262,116,019.20 × 171,342,790.40
  4. Step 4: Simplify right side
    174,744,012.80x = 44,911,690,138,267,976
  5. Step 5: Solve for x
    x = 44,911,690,138,267,976/174,744,012.80
  6. Step 6: Final answer
    x = 257,014,185.60

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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.