Home / 12,739,606,869.15-19,106,344,664.19-3,896,522,074.22

Finding the Fourth Proportional to 12,739,606,869.15, 19,106,344,664.19 and 3,896,522,074.22

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Solution

The fourth proportional to 12,739,606,869.15, 19,106,344,664.19 and 3,896,522,074.22 is: 5,843,845,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,739,606,869.15 : 19,106,344,664.19 = 3,896,522,074.22 : x
  2. Step 2: Convert to fraction form
    12,739,606,869.15/19,106,344,664.19 = 3,896,522,074.22/x
  3. Step 3: Cross multiply
    12,739,606,869.15x = 19,106,344,664.19 × 3,896,522,074.22
  4. Step 4: Simplify right side
    12,739,606,869.15x = 74,448,293,741,576,306,688
  5. Step 5: Solve for x
    x = 74,448,293,741,576,306,688/12,739,606,869.15
  6. Step 6: Final answer
    x = 5,843,845,458.20

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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.