Home / 3,919,496,424-5,405,271,843.84-2,860,547,058.24

Finding the Fourth Proportional to 3,919,496,424, 5,405,271,843.84 and 2,860,547,058.24

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Solution

The fourth proportional to 3,919,496,424, 5,405,271,843.84 and 2,860,547,058.24 is: 3,944,903,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,496,424 : 5,405,271,843.84 = 2,860,547,058.24 : x
  2. Step 2: Convert to fraction form
    3,919,496,424/5,405,271,843.84 = 2,860,547,058.24/x
  3. Step 3: Cross multiply
    3,919,496,424x = 5,405,271,843.84 × 2,860,547,058.24
  4. Step 4: Simplify right side
    3,919,496,424x = 15,462,034,471,884,011,520
  5. Step 5: Solve for x
    x = 15,462,034,471,884,011,520/3,919,496,424
  6. Step 6: Final answer
    x = 3,944,903,324.11

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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.