Home / 36,139,770,063.81-49,873,334,615.57-19,865,153,742.05

Finding the Fourth Proportional to 36,139,770,063.81, 49,873,334,615.57 and 19,865,153,742.05

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Solution

The fourth proportional to 36,139,770,063.81, 49,873,334,615.57 and 19,865,153,742.05 is: 27,414,160,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,139,770,063.81 : 49,873,334,615.57 = 19,865,153,742.05 : x
  2. Step 2: Convert to fraction form
    36,139,770,063.81/49,873,334,615.57 = 19,865,153,742.05/x
  3. Step 3: Cross multiply
    36,139,770,063.81x = 49,873,334,615.57 × 19,865,153,742.05
  4. Step 4: Simplify right side
    36,139,770,063.81x = 990,741,459,767,002,136,576
  5. Step 5: Solve for x
    x = 990,741,459,767,002,136,576/36,139,770,063.81
  6. Step 6: Final answer
    x = 27,414,160,577.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.