Home / 186,997,522.32-258,051,629.88-104,491,985.04

Finding the Fourth Proportional to 186,997,522.32, 258,051,629.88 and 104,491,985.04

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Solution

The fourth proportional to 186,997,522.32, 258,051,629.88 and 104,491,985.04 is: 144,196,172.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,997,522.32 : 258,051,629.88 = 104,491,985.04 : x
  2. Step 2: Convert to fraction form
    186,997,522.32/258,051,629.88 = 104,491,985.04/x
  3. Step 3: Cross multiply
    186,997,522.32x = 258,051,629.88 × 104,491,985.04
  4. Step 4: Simplify right side
    186,997,522.32x = 26,964,327,048,968,580
  5. Step 5: Solve for x
    x = 26,964,327,048,968,580/186,997,522.32
  6. Step 6: Final answer
    x = 144,196,172.84

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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.