Home / 808,751,967,998.50-1,116,112,798,915.70-447,869,782,495.01

Finding the Fourth Proportional to 808,751,967,998.50, 1,116,112,798,915.70 and 447,869,782,495.01

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Solution

The fourth proportional to 808,751,967,998.50, 1,116,112,798,915.70 and 447,869,782,495.01 is: 618,079,728,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,751,967,998.50 : 1,116,112,798,915.70 = 447,869,782,495.01 : x
  2. Step 2: Convert to fraction form
    808,751,967,998.50/1,116,112,798,915.70 = 447,869,782,495.01/x
  3. Step 3: Cross multiply
    808,751,967,998.50x = 1,116,112,798,915.70 × 447,869,782,495.01
  4. Step 4: Simplify right side
    808,751,967,998.50x = 499,873,196,490,271,357,927,424
  5. Step 5: Solve for x
    x = 499,873,196,490,271,357,927,424/808,751,967,998.50
  6. Step 6: Final answer
    x = 618,079,728,111.65

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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.