Home / 19,895,147,263.57-27,455,685,376.17-10,863,263,477.08

Finding the Fourth Proportional to 19,895,147,263.57, 27,455,685,376.17 and 10,863,263,477.08

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Solution

The fourth proportional to 19,895,147,263.57, 27,455,685,376.17 and 10,863,263,477.08 is: 14,991,512,263.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895,147,263.57 : 27,455,685,376.17 = 10,863,263,477.08 : x
  2. Step 2: Convert to fraction form
    19,895,147,263.57/27,455,685,376.17 = 10,863,263,477.08/x
  3. Step 3: Cross multiply
    19,895,147,263.57x = 27,455,685,376.17 × 10,863,263,477.08
  4. Step 4: Simplify right side
    19,895,147,263.57x = 298,258,344,185,147,031,552
  5. Step 5: Solve for x
    x = 298,258,344,185,147,031,552/19,895,147,263.57
  6. Step 6: Final answer
    x = 14,991,512,263.46

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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.