Home / 80,830,586.80-121,286,833.80-35,392,826.80

Finding the Fourth Proportional to 80,830,586.80, 121,286,833.80 and 35,392,826.80

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Solution

The fourth proportional to 80,830,586.80, 121,286,833.80 and 35,392,826.80 is: 53,107,172.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,830,586.80 : 121,286,833.80 = 35,392,826.80 : x
  2. Step 2: Convert to fraction form
    80,830,586.80/121,286,833.80 = 35,392,826.80/x
  3. Step 3: Cross multiply
    80,830,586.80x = 121,286,833.80 × 35,392,826.80
  4. Step 4: Simplify right side
    80,830,586.80x = 4,292,683,901,803,785.50
  5. Step 5: Solve for x
    x = 4,292,683,901,803,785.50/80,830,586.80
  6. Step 6: Final answer
    x = 53,107,172.32

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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.