Home / 3,542,942,424.80-5,314,413,637.20-1,213,105,080.80

Finding the Fourth Proportional to 3,542,942,424.80, 5,314,413,637.20 and 1,213,105,080.80

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Solution

The fourth proportional to 3,542,942,424.80, 5,314,413,637.20 and 1,213,105,080.80 is: 1,819,657,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,942,424.80 : 5,314,413,637.20 = 1,213,105,080.80 : x
  2. Step 2: Convert to fraction form
    3,542,942,424.80/5,314,413,637.20 = 1,213,105,080.80/x
  3. Step 3: Cross multiply
    3,542,942,424.80x = 5,314,413,637.20 × 1,213,105,080.80
  4. Step 4: Simplify right side
    3,542,942,424.80x = 6,446,942,184,760,127,488
  5. Step 5: Solve for x
    x = 6,446,942,184,760,127,488/3,542,942,424.80
  6. Step 6: Final answer
    x = 1,819,657,621.20

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Double scale
Find fourth proportional to 3,542,942,425.80, 5,314,413,638.70 and 1,213,105,081.80
Similar ratio
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1.5x scale

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.