Home / 1,113,704,144.01-1,670,297,052.20-414,525,559.10

Finding the Fourth Proportional to 1,113,704,144.01, 1,670,297,052.20 and 414,525,559.10

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Solution

The fourth proportional to 1,113,704,144.01, 1,670,297,052.20 and 414,525,559.10 is: 621,691,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,704,144.01 : 1,670,297,052.20 = 414,525,559.10 : x
  2. Step 2: Convert to fraction form
    1,113,704,144.01/1,670,297,052.20 = 414,525,559.10/x
  3. Step 3: Cross multiply
    1,113,704,144.01x = 1,670,297,052.20 × 414,525,559.10
  4. Step 4: Simplify right side
    1,113,704,144.01x = 692,380,819,415,862,784
  5. Step 5: Solve for x
    x = 692,380,819,415,862,784/1,113,704,144.01
  6. Step 6: Final answer
    x = 621,691,876.73

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Double scale
Find fourth proportional to 1,113,704,145.01, 1,670,297,053.69 and 414,525,560.10
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.