Home / 281,937,971.36-422,927,339.80-118,010,861.48

Finding the Fourth Proportional to 281,937,971.36, 422,927,339.80 and 118,010,861.48

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Solution

The fourth proportional to 281,937,971.36, 422,927,339.80 and 118,010,861.48 is: 177,024,823.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,937,971.36 : 422,927,339.80 = 118,010,861.48 : x
  2. Step 2: Convert to fraction form
    281,937,971.36/422,927,339.80 = 118,010,861.48/x
  3. Step 3: Cross multiply
    281,937,971.36x = 422,927,339.80 × 118,010,861.48
  4. Step 4: Simplify right side
    281,937,971.36x = 49,910,019,713,242,696
  5. Step 5: Solve for x
    x = 49,910,019,713,242,696/281,937,971.36
  6. Step 6: Final answer
    x = 177,024,823.84

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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.