Home / 140,874,461.96-211,326,172.38-48,758,049.90

Finding the Fourth Proportional to 140,874,461.96, 211,326,172.38 and 48,758,049.90

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Solution

The fourth proportional to 140,874,461.96, 211,326,172.38 and 48,758,049.90 is: 73,142,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,874,461.96 : 211,326,172.38 = 48,758,049.90 : x
  2. Step 2: Convert to fraction form
    140,874,461.96/211,326,172.38 = 48,758,049.90/x
  3. Step 3: Cross multiply
    140,874,461.96x = 211,326,172.38 × 48,758,049.90
  4. Step 4: Simplify right side
    140,874,461.96x = 10,303,852,058,080,042
  5. Step 5: Solve for x
    x = 10,303,852,058,080,042/140,874,461.96
  6. Step 6: Final answer
    x = 73,142,086.33

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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.