Home / 965,382,051.30-1,448,828,904.15-447,876,615.30

Finding the Fourth Proportional to 965,382,051.30, 1,448,828,904.15 and 447,876,615.30

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Solution

The fourth proportional to 965,382,051.30, 1,448,828,904.15 and 447,876,615.30 is: 672,165,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,382,051.30 : 1,448,828,904.15 = 447,876,615.30 : x
  2. Step 2: Convert to fraction form
    965,382,051.30/1,448,828,904.15 = 447,876,615.30/x
  3. Step 3: Cross multiply
    965,382,051.30x = 1,448,828,904.15 × 447,876,615.30
  4. Step 4: Simplify right side
    965,382,051.30x = 648,896,585,739,510,144
  5. Step 5: Solve for x
    x = 648,896,585,739,510,144/965,382,051.30
  6. Step 6: Final answer
    x = 672,165,579.28

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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.