Home / 19,809,579,457.69-27,337,436,417.88-10,777,388,911.63

Finding the Fourth Proportional to 19,809,579,457.69, 27,337,436,417.88 and 10,777,388,911.63

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Solution

The fourth proportional to 19,809,579,457.69, 27,337,436,417.88 and 10,777,388,911.63 is: 14,872,914,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,809,579,457.69 : 27,337,436,417.88 = 10,777,388,911.63 : x
  2. Step 2: Convert to fraction form
    19,809,579,457.69/27,337,436,417.88 = 10,777,388,911.63/x
  3. Step 3: Cross multiply
    19,809,579,457.69x = 27,337,436,417.88 × 10,777,388,911.63
  4. Step 4: Simplify right side
    19,809,579,457.69x = 294,626,184,122,259,472,384
  5. Step 5: Solve for x
    x = 294,626,184,122,259,472,384/19,809,579,457.69
  6. Step 6: Final answer
    x = 14,872,914,629.59

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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.