Home / 21,433,952,551.86-29,582,556,837.99-12,406,688,028.33

Finding the Fourth Proportional to 21,433,952,551.86, 29,582,556,837.99 and 12,406,688,028.33

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Solution

The fourth proportional to 21,433,952,551.86, 29,582,556,837.99 and 12,406,688,028.33 is: 17,123,372,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433,952,551.86 : 29,582,556,837.99 = 12,406,688,028.33 : x
  2. Step 2: Convert to fraction form
    21,433,952,551.86/29,582,556,837.99 = 12,406,688,028.33/x
  3. Step 3: Cross multiply
    21,433,952,551.86x = 29,582,556,837.99 × 12,406,688,028.33
  4. Step 4: Simplify right side
    21,433,952,551.86x = 367,021,553,769,282,338,816
  5. Step 5: Solve for x
    x = 367,021,553,769,282,338,816/21,433,952,551.86
  6. Step 6: Final answer
    x = 17,123,372,503.57

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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.