Home / 262,125,525.60-393,440,230.80-132,879,074.40

Finding the Fourth Proportional to 262,125,525.60, 393,440,230.80 and 132,879,074.40

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Solution

The fourth proportional to 262,125,525.60, 393,440,230.80 and 132,879,074.40 is: 199,446,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,125,525.60 : 393,440,230.80 = 132,879,074.40 : x
  2. Step 2: Convert to fraction form
    262,125,525.60/393,440,230.80 = 132,879,074.40/x
  3. Step 3: Cross multiply
    262,125,525.60x = 393,440,230.80 × 132,879,074.40
  4. Step 4: Simplify right side
    262,125,525.60x = 52,279,973,700,426,376
  5. Step 5: Solve for x
    x = 52,279,973,700,426,376/262,125,525.60
  6. Step 6: Final answer
    x = 199,446,328.55

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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.