Home / 8,668,064,714.88-12,998,907,872.51-2,994,209,308.37

Finding the Fourth Proportional to 8,668,064,714.88, 12,998,907,872.51 and 2,994,209,308.37

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Solution

The fourth proportional to 8,668,064,714.88, 12,998,907,872.51 and 2,994,209,308.37 is: 4,490,212,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,064,714.88 : 12,998,907,872.51 = 2,994,209,308.37 : x
  2. Step 2: Convert to fraction form
    8,668,064,714.88/12,998,907,872.51 = 2,994,209,308.37/x
  3. Step 3: Cross multiply
    8,668,064,714.88x = 12,998,907,872.51 × 2,994,209,308.37
  4. Step 4: Simplify right side
    8,668,064,714.88x = 38,921,450,950,459,547,648
  5. Step 5: Solve for x
    x = 38,921,450,950,459,547,648/8,668,064,714.88
  6. Step 6: Final answer
    x = 4,490,212,317.36

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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.