Home / 165,919,243.60-248,878,865.40-159,200,779.60

Finding the Fourth Proportional to 165,919,243.60, 248,878,865.40 and 159,200,779.60

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Solution

The fourth proportional to 165,919,243.60, 248,878,865.40 and 159,200,779.60 is: 238,801,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,919,243.60 : 248,878,865.40 = 159,200,779.60 : x
  2. Step 2: Convert to fraction form
    165,919,243.60/248,878,865.40 = 159,200,779.60/x
  3. Step 3: Cross multiply
    165,919,243.60x = 248,878,865.40 × 159,200,779.60
  4. Step 4: Simplify right side
    165,919,243.60x = 39,621,709,397,643,464
  5. Step 5: Solve for x
    x = 39,621,709,397,643,464/165,919,243.60
  6. Step 6: Final answer
    x = 238,801,169.40

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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.