Home / 21,558,902,778.40-32,332,614,604.80-6,636,039,498.40

Finding the Fourth Proportional to 21,558,902,778.40, 32,332,614,604.80 and 6,636,039,498.40

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Solution

The fourth proportional to 21,558,902,778.40, 32,332,614,604.80 and 6,636,039,498.40 is: 9,952,292,554.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558,902,778.40 : 32,332,614,604.80 = 6,636,039,498.40 : x
  2. Step 2: Convert to fraction form
    21,558,902,778.40/32,332,614,604.80 = 6,636,039,498.40/x
  3. Step 3: Cross multiply
    21,558,902,778.40x = 32,332,614,604.80 × 6,636,039,498.40
  4. Step 4: Simplify right side
    21,558,902,778.40x = 214,560,507,603,997,491,200
  5. Step 5: Solve for x
    x = 214,560,507,603,997,491,200/21,558,902,778.40
  6. Step 6: Final answer
    x = 9,952,292,554.47

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Double scale
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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.