Home / 12,544,423,936.03-18,817,261,156.86-3,581,942,485.89

Finding the Fourth Proportional to 12,544,423,936.03, 18,817,261,156.86 and 3,581,942,485.89

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Solution

The fourth proportional to 12,544,423,936.03, 18,817,261,156.86 and 3,581,942,485.89 is: 5,373,092,263.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544,423,936.03 : 18,817,261,156.86 = 3,581,942,485.89 : x
  2. Step 2: Convert to fraction form
    12,544,423,936.03/18,817,261,156.86 = 3,581,942,485.89/x
  3. Step 3: Cross multiply
    12,544,423,936.03x = 18,817,261,156.86 × 3,581,942,485.89
  4. Step 4: Simplify right side
    12,544,423,936.03x = 67,402,347,205,844,443,136
  5. Step 5: Solve for x
    x = 67,402,347,205,844,443,136/12,544,423,936.03
  6. Step 6: Final answer
    x = 5,373,092,263.91

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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.