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Finding the Fourth Proportional to 2,274,692,245.02, 3,412,170,639.45 and 639,044,392.86

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Solution

The fourth proportional to 2,274,692,245.02, 3,412,170,639.45 and 639,044,392.86 is: 958,603,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274,692,245.02 : 3,412,170,639.45 = 639,044,392.86 : x
  2. Step 2: Convert to fraction form
    2,274,692,245.02/3,412,170,639.45 = 639,044,392.86/x
  3. Step 3: Cross multiply
    2,274,692,245.02x = 3,412,170,639.45 × 639,044,392.86
  4. Step 4: Simplify right side
    2,274,692,245.02x = 2,180,528,514,622,043,136
  5. Step 5: Solve for x
    x = 2,180,528,514,622,043,136/2,274,692,245.02
  6. Step 6: Final answer
    x = 958,603,749.32

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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.