Home / 108,924,148.80-163,386,223.20-100,610,049.60

Finding the Fourth Proportional to 108,924,148.80, 163,386,223.20 and 100,610,049.60

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Solution

The fourth proportional to 108,924,148.80, 163,386,223.20 and 100,610,049.60 is: 150,915,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,924,148.80 : 163,386,223.20 = 100,610,049.60 : x
  2. Step 2: Convert to fraction form
    108,924,148.80/163,386,223.20 = 100,610,049.60/x
  3. Step 3: Cross multiply
    108,924,148.80x = 163,386,223.20 × 100,610,049.60
  4. Step 4: Simplify right side
    108,924,148.80x = 16,438,296,020,108,668
  5. Step 5: Solve for x
    x = 16,438,296,020,108,668/108,924,148.80
  6. Step 6: Final answer
    x = 150,915,074.40

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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.