Home / 1,514,706,891.33-2,273,457,011.72-768,246,554.77

Finding the Fourth Proportional to 1,514,706,891.33, 2,273,457,011.72 and 768,246,554.77

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Solution

The fourth proportional to 1,514,706,891.33, 2,273,457,011.72 and 768,246,554.77 is: 1,153,078,213.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,706,891.33 : 2,273,457,011.72 = 768,246,554.77 : x
  2. Step 2: Convert to fraction form
    1,514,706,891.33/2,273,457,011.72 = 768,246,554.77/x
  3. Step 3: Cross multiply
    1,514,706,891.33x = 2,273,457,011.72 × 768,246,554.77
  4. Step 4: Simplify right side
    1,514,706,891.33x = 1,746,575,516,662,064,896
  5. Step 5: Solve for x
    x = 1,746,575,516,662,064,896/1,514,706,891.33
  6. Step 6: Final answer
    x = 1,153,078,213.79

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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.