Home / 165,622,129.90-248,445,004.65-50,606,487.70

Finding the Fourth Proportional to 165,622,129.90, 248,445,004.65 and 50,606,487.70

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Solution

The fourth proportional to 165,622,129.90, 248,445,004.65 and 50,606,487.70 is: 75,913,340.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,622,129.90 : 248,445,004.65 = 50,606,487.70 : x
  2. Step 2: Convert to fraction form
    165,622,129.90/248,445,004.65 = 50,606,487.70/x
  3. Step 3: Cross multiply
    165,622,129.90x = 248,445,004.65 × 50,606,487.70
  4. Step 4: Simplify right side
    165,622,129.90x = 12,572,929,071,946,668
  5. Step 5: Solve for x
    x = 12,572,929,071,946,668/165,622,129.90
  6. Step 6: Final answer
    x = 75,913,340.08

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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.