Home / 2,649,913,647.03-3,657,024,642.42-1,520,874,383.67

Finding the Fourth Proportional to 2,649,913,647.03, 3,657,024,642.42 and 1,520,874,383.67

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Solution

The fourth proportional to 2,649,913,647.03, 3,657,024,642.42 and 1,520,874,383.67 is: 2,098,889,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,913,647.03 : 3,657,024,642.42 = 1,520,874,383.67 : x
  2. Step 2: Convert to fraction form
    2,649,913,647.03/3,657,024,642.42 = 1,520,874,383.67/x
  3. Step 3: Cross multiply
    2,649,913,647.03x = 3,657,024,642.42 × 1,520,874,383.67
  4. Step 4: Simplify right side
    2,649,913,647.03x = 5,561,875,099,106,520,064
  5. Step 5: Solve for x
    x = 5,561,875,099,106,520,064/2,649,913,647.03
  6. Step 6: Final answer
    x = 2,098,889,186.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.