Home / 18,628,905,269.84-25,707,756,170.76-10,170,728,770.64

Finding the Fourth Proportional to 18,628,905,269.84, 25,707,756,170.76 and 10,170,728,770.64

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Solution

The fourth proportional to 18,628,905,269.84, 25,707,756,170.76 and 10,170,728,770.64 is: 14,035,533,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628,905,269.84 : 25,707,756,170.76 = 10,170,728,770.64 : x
  2. Step 2: Convert to fraction form
    18,628,905,269.84/25,707,756,170.76 = 10,170,728,770.64/x
  3. Step 3: Cross multiply
    18,628,905,269.84x = 25,707,756,170.76 × 10,170,728,770.64
  4. Step 4: Simplify right side
    18,628,905,269.84x = 261,466,615,314,546,688,000
  5. Step 5: Solve for x
    x = 261,466,615,314,546,688,000/18,628,905,269.84
  6. Step 6: Final answer
    x = 14,035,533,034.67

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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.