Home / 986,162,611.56-1,360,926,427.68-562,767,841.68

Finding the Fourth Proportional to 986,162,611.56, 1,360,926,427.68 and 562,767,841.68

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Solution

The fourth proportional to 986,162,611.56, 1,360,926,427.68 and 562,767,841.68 is: 776,632,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,162,611.56 : 1,360,926,427.68 = 562,767,841.68 : x
  2. Step 2: Convert to fraction form
    986,162,611.56/1,360,926,427.68 = 562,767,841.68/x
  3. Step 3: Cross multiply
    986,162,611.56x = 1,360,926,427.68 × 562,767,841.68
  4. Step 4: Simplify right side
    986,162,611.56x = 765,885,628,390,746,112
  5. Step 5: Solve for x
    x = 765,885,628,390,746,112/986,162,611.56
  6. Step 6: Final answer
    x = 776,632,189.67

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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.