Home / 53,167,014,869.92-79,750,657,379.40-21,724,664,170.36

Finding the Fourth Proportional to 53,167,014,869.92, 79,750,657,379.40 and 21,724,664,170.36

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Solution

The fourth proportional to 53,167,014,869.92, 79,750,657,379.40 and 21,724,664,170.36 is: 32,587,051,448.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,167,014,869.92 : 79,750,657,379.40 = 21,724,664,170.36 : x
  2. Step 2: Convert to fraction form
    53,167,014,869.92/79,750,657,379.40 = 21,724,664,170.36/x
  3. Step 3: Cross multiply
    53,167,014,869.92x = 79,750,657,379.40 × 21,724,664,170.36
  4. Step 4: Simplify right side
    53,167,014,869.92x = 1,732,556,248,932,907,483,136
  5. Step 5: Solve for x
    x = 1,732,556,248,932,907,483,136/53,167,014,869.92
  6. Step 6: Final answer
    x = 32,587,051,448.57

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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.