Home / 2,912,536,075.80-4,368,931,640.10-842,467,092.60

Finding the Fourth Proportional to 2,912,536,075.80, 4,368,931,640.10 and 842,467,092.60

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Solution

The fourth proportional to 2,912,536,075.80, 4,368,931,640.10 and 842,467,092.60 is: 1,263,737,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,536,075.80 : 4,368,931,640.10 = 842,467,092.60 : x
  2. Step 2: Convert to fraction form
    2,912,536,075.80/4,368,931,640.10 = 842,467,092.60/x
  3. Step 3: Cross multiply
    2,912,536,075.80x = 4,368,931,640.10 × 842,467,092.60
  4. Step 4: Simplify right side
    2,912,536,075.80x = 3,680,681,136,603,196,928
  5. Step 5: Solve for x
    x = 3,680,681,136,603,196,928/2,912,536,075.80
  6. Step 6: Final answer
    x = 1,263,737,526.61

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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.