Home / 21,761,193,855.30-32,641,790,782.95-7,973,114,136.90

Finding the Fourth Proportional to 21,761,193,855.30, 32,641,790,782.95 and 7,973,114,136.90

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Solution

The fourth proportional to 21,761,193,855.30, 32,641,790,782.95 and 7,973,114,136.90 is: 11,959,671,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,193,855.30 : 32,641,790,782.95 = 7,973,114,136.90 : x
  2. Step 2: Convert to fraction form
    21,761,193,855.30/32,641,790,782.95 = 7,973,114,136.90/x
  3. Step 3: Cross multiply
    21,761,193,855.30x = 32,641,790,782.95 × 7,973,114,136.90
  4. Step 4: Simplify right side
    21,761,193,855.30x = 260,256,723,545,270,747,136
  5. Step 5: Solve for x
    x = 260,256,723,545,270,747,136/21,761,193,855.30
  6. Step 6: Final answer
    x = 11,959,671,205.35

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1.5x scale

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.