Home / 5,008,401,576.78-7,514,056,378.89-2,018,921,881.38

Finding the Fourth Proportional to 5,008,401,576.78, 7,514,056,378.89 and 2,018,921,881.38

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Solution

The fourth proportional to 5,008,401,576.78, 7,514,056,378.89 and 2,018,921,881.38 is: 3,028,968,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008,401,576.78 : 7,514,056,378.89 = 2,018,921,881.38 : x
  2. Step 2: Convert to fraction form
    5,008,401,576.78/7,514,056,378.89 = 2,018,921,881.38/x
  3. Step 3: Cross multiply
    5,008,401,576.78x = 7,514,056,378.89 × 2,018,921,881.38
  4. Step 4: Simplify right side
    5,008,401,576.78x = 15,170,292,841,263,990,784
  5. Step 5: Solve for x
    x = 15,170,292,841,263,990,784/5,008,401,576.78
  6. Step 6: Final answer
    x = 3,028,968,945.22

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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.