Home / 124,526,576.80-186,285,980.40-109,410,032.80

Finding the Fourth Proportional to 124,526,576.80, 186,285,980.40 and 109,410,032.80

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Solution

The fourth proportional to 124,526,576.80, 186,285,980.40 and 109,410,032.80 is: 163,672,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,526,576.80 : 186,285,980.40 = 109,410,032.80 : x
  2. Step 2: Convert to fraction form
    124,526,576.80/186,285,980.40 = 109,410,032.80/x
  3. Step 3: Cross multiply
    124,526,576.80x = 186,285,980.40 × 109,410,032.80
  4. Step 4: Simplify right side
    124,526,576.80x = 20,381,555,225,744,156
  5. Step 5: Solve for x
    x = 20,381,555,225,744,156/124,526,576.80
  6. Step 6: Final answer
    x = 163,672,332.04

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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.