Home / 355,025,870.80-532,538,806.20-341,420,981.20

Finding the Fourth Proportional to 355,025,870.80, 532,538,806.20 and 341,420,981.20

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Solution

The fourth proportional to 355,025,870.80, 532,538,806.20 and 341,420,981.20 is: 512,131,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,025,870.80 : 532,538,806.20 = 341,420,981.20 : x
  2. Step 2: Convert to fraction form
    355,025,870.80/532,538,806.20 = 341,420,981.20/x
  3. Step 3: Cross multiply
    355,025,870.80x = 532,538,806.20 × 341,420,981.20
  4. Step 4: Simplify right side
    355,025,870.80x = 181,819,921,739,880,640
  5. Step 5: Solve for x
    x = 181,819,921,739,880,640/355,025,870.80
  6. Step 6: Final answer
    x = 512,131,471.80

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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.