Home / 108,924,370.80-163,386,556.20-100,610,271.60

Finding the Fourth Proportional to 108,924,370.80, 163,386,556.20 and 100,610,271.60

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Solution

The fourth proportional to 108,924,370.80, 163,386,556.20 and 100,610,271.60 is: 150,915,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,924,370.80 : 163,386,556.20 = 100,610,271.60 : x
  2. Step 2: Convert to fraction form
    108,924,370.80/163,386,556.20 = 100,610,271.60/x
  3. Step 3: Cross multiply
    108,924,370.80x = 163,386,556.20 × 100,610,271.60
  4. Step 4: Simplify right side
    108,924,370.80x = 16,438,365,795,070,662
  5. Step 5: Solve for x
    x = 16,438,365,795,070,662/108,924,370.80
  6. Step 6: Final answer
    x = 150,915,407.40

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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.