Home / 245,556,072.90-368,334,109.35-168,071,975.10

Finding the Fourth Proportional to 245,556,072.90, 368,334,109.35 and 168,071,975.10

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Solution

The fourth proportional to 245,556,072.90, 368,334,109.35 and 168,071,975.10 is: 252,107,962.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,556,072.90 : 368,334,109.35 = 168,071,975.10 : x
  2. Step 2: Convert to fraction form
    245,556,072.90/368,334,109.35 = 168,071,975.10/x
  3. Step 3: Cross multiply
    245,556,072.90x = 368,334,109.35 × 168,071,975.10
  4. Step 4: Simplify right side
    245,556,072.90x = 61,906,641,255,153,880
  5. Step 5: Solve for x
    x = 61,906,641,255,153,880/245,556,072.90
  6. Step 6: Final answer
    x = 252,107,962.65

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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.