Home / 49,328,001.20-73,992,001.80-45,968,769.20

Finding the Fourth Proportional to 49,328,001.20, 73,992,001.80 and 45,968,769.20

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Solution

The fourth proportional to 49,328,001.20, 73,992,001.80 and 45,968,769.20 is: 68,953,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,328,001.20 : 73,992,001.80 = 45,968,769.20 : x
  2. Step 2: Convert to fraction form
    49,328,001.20/73,992,001.80 = 45,968,769.20/x
  3. Step 3: Cross multiply
    49,328,001.20x = 73,992,001.80 × 45,968,769.20
  4. Step 4: Simplify right side
    49,328,001.20x = 3,401,321,253,390,184.50
  5. Step 5: Solve for x
    x = 3,401,321,253,390,184.50/49,328,001.20
  6. Step 6: Final answer
    x = 68,953,153.80

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1.5x scale

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.