Home / 2,111,930,650.24-2,914,420,457.28-1,172,078,707.84

Finding the Fourth Proportional to 2,111,930,650.24, 2,914,420,457.28 and 1,172,078,707.84

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Solution

The fourth proportional to 2,111,930,650.24, 2,914,420,457.28 and 1,172,078,707.84 is: 1,617,444,286.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,930,650.24 : 2,914,420,457.28 = 1,172,078,707.84 : x
  2. Step 2: Convert to fraction form
    2,111,930,650.24/2,914,420,457.28 = 1,172,078,707.84/x
  3. Step 3: Cross multiply
    2,111,930,650.24x = 2,914,420,457.28 × 1,172,078,707.84
  4. Step 4: Simplify right side
    2,111,930,650.24x = 3,415,930,163,671,204,352
  5. Step 5: Solve for x
    x = 3,415,930,163,671,204,352/2,111,930,650.24
  6. Step 6: Final answer
    x = 1,617,444,286.48

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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.