Home / 14,161,212,616.11-19,542,535,828.62-7,817,632,575.96

Finding the Fourth Proportional to 14,161,212,616.11, 19,542,535,828.62 and 7,817,632,575.96

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Solution

The fourth proportional to 14,161,212,616.11, 19,542,535,828.62 and 7,817,632,575.96 is: 10,788,367,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161,212,616.11 : 19,542,535,828.62 = 7,817,632,575.96 : x
  2. Step 2: Convert to fraction form
    14,161,212,616.11/19,542,535,828.62 = 7,817,632,575.96/x
  3. Step 3: Cross multiply
    14,161,212,616.11x = 19,542,535,828.62 × 7,817,632,575.96
  4. Step 4: Simplify right side
    14,161,212,616.11x = 152,776,364,710,685,147,136
  5. Step 5: Solve for x
    x = 152,776,364,710,685,147,136/14,161,212,616.11
  6. Step 6: Final answer
    x = 10,788,367,412.61

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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.