Home / 294,689,855.40-442,034,783.10-100,536,743.40

Finding the Fourth Proportional to 294,689,855.40, 442,034,783.10 and 100,536,743.40

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Solution

The fourth proportional to 294,689,855.40, 442,034,783.10 and 100,536,743.40 is: 150,805,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,689,855.40 : 442,034,783.10 = 100,536,743.40 : x
  2. Step 2: Convert to fraction form
    294,689,855.40/442,034,783.10 = 100,536,743.40/x
  3. Step 3: Cross multiply
    294,689,855.40x = 442,034,783.10 × 100,536,743.40
  4. Step 4: Simplify right side
    294,689,855.40x = 44,440,737,562,399,360
  5. Step 5: Solve for x
    x = 44,440,737,562,399,360/294,689,855.40
  6. Step 6: Final answer
    x = 150,805,115.10

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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.