Home / 808,751,968,140.35-1,116,112,799,111.40-447,869,782,636.81

Finding the Fourth Proportional to 808,751,968,140.35, 1,116,112,799,111.40 and 447,869,782,636.81

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Solution

The fourth proportional to 808,751,968,140.35, 1,116,112,799,111.40 and 447,869,782,636.81 is: 618,079,728,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,751,968,140.35 : 1,116,112,799,111.40 = 447,869,782,636.81 : x
  2. Step 2: Convert to fraction form
    808,751,968,140.35/1,116,112,799,111.40 = 447,869,782,636.81/x
  3. Step 3: Cross multiply
    808,751,968,140.35x = 1,116,112,799,111.40 × 447,869,782,636.81
  4. Step 4: Simplify right side
    808,751,968,140.35x = 499,873,196,736,184,273,862,656
  5. Step 5: Solve for x
    x = 499,873,196,736,184,273,862,656/808,751,968,140.35
  6. Step 6: Final answer
    x = 618,079,728,307.30

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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.