Home / 210,802,158.59-290,916,069.74-116,716,307.32

Finding the Fourth Proportional to 210,802,158.59, 290,916,069.74 and 116,716,307.32

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Solution

The fourth proportional to 210,802,158.59, 290,916,069.74 and 116,716,307.32 is: 161,073,537.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,802,158.59 : 290,916,069.74 = 116,716,307.32 : x
  2. Step 2: Convert to fraction form
    210,802,158.59/290,916,069.74 = 116,716,307.32/x
  3. Step 3: Cross multiply
    210,802,158.59x = 290,916,069.74 × 116,716,307.32
  4. Step 4: Simplify right side
    210,802,158.59x = 33,954,649,399,008,256
  5. Step 5: Solve for x
    x = 33,954,649,399,008,256/210,802,158.59
  6. Step 6: Final answer
    x = 161,073,537.51

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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.