Home / 1,290,604,322,219.50-1,781,190,141,434.40-734,544,647,074.10

Finding the Fourth Proportional to 1,290,604,322,219.50, 1,781,190,141,434.40 and 734,544,647,074.10

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Solution

The fourth proportional to 1,290,604,322,219.50, 1,781,190,141,434.40 and 734,544,647,074.10 is: 1,013,760,500,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,604,322,219.50 : 1,781,190,141,434.40 = 734,544,647,074.10 : x
  2. Step 2: Convert to fraction form
    1,290,604,322,219.50/1,781,190,141,434.40 = 734,544,647,074.10/x
  3. Step 3: Cross multiply
    1,290,604,322,219.50x = 1,781,190,141,434.40 × 734,544,647,074.10
  4. Step 4: Simplify right side
    1,290,604,322,219.50x = 1,308,363,683,811,797,374,074,880
  5. Step 5: Solve for x
    x = 1,308,363,683,811,797,374,074,880/1,290,604,322,219.50
  6. Step 6: Final answer
    x = 1,013,760,500,632.57

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Double scale
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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.