Home / 6,413,643,034,676.40-8,851,145,382,581.20-3,978,472,809,018

Finding the Fourth Proportional to 6,413,643,034,676.40, 8,851,145,382,581.20 and 3,978,472,809,018

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Solution

The fourth proportional to 6,413,643,034,676.40, 8,851,145,382,581.20 and 3,978,472,809,018 is: 5,490,489,733,038.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,643,034,676.40 : 8,851,145,382,581.20 = 3,978,472,809,018 : x
  2. Step 2: Convert to fraction form
    6,413,643,034,676.40/8,851,145,382,581.20 = 3,978,472,809,018/x
  3. Step 3: Cross multiply
    6,413,643,034,676.40x = 8,851,145,382,581.20 × 3,978,472,809,018
  4. Step 4: Simplify right side
    6,413,643,034,676.40x = 35,214,041,233,264,523,203,313,664
  5. Step 5: Solve for x
    x = 35,214,041,233,264,523,203,313,664/6,413,643,034,676.40
  6. Step 6: Final answer
    x = 5,490,489,733,038.48

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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.