Home / 14,217,239,640.98-19,610,343,672.84-9,143,018,866.65

Finding the Fourth Proportional to 14,217,239,640.98, 19,610,343,672.84 and 9,143,018,866.65

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Solution

The fourth proportional to 14,217,239,640.98, 19,610,343,672.84 and 9,143,018,866.65 is: 12,611,290,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,239,640.98 : 19,610,343,672.84 = 9,143,018,866.65 : x
  2. Step 2: Convert to fraction form
    14,217,239,640.98/19,610,343,672.84 = 9,143,018,866.65/x
  3. Step 3: Cross multiply
    14,217,239,640.98x = 19,610,343,672.84 × 9,143,018,866.65
  4. Step 4: Simplify right side
    14,217,239,640.98x = 179,297,742,182,266,568,704
  5. Step 5: Solve for x
    x = 179,297,742,182,266,568,704/14,217,239,640.98
  6. Step 6: Final answer
    x = 12,611,290,708.33

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Double scale
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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.