Home / 66,575,057,481.83-99,879,236,936.99-19,411,531,370.34

Finding the Fourth Proportional to 66,575,057,481.83, 99,879,236,936.99 and 19,411,531,370.34

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Solution

The fourth proportional to 66,575,057,481.83, 99,879,236,936.99 and 19,411,531,370.34 is: 29,122,151,964.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,575,057,481.83 : 99,879,236,936.99 = 19,411,531,370.34 : x
  2. Step 2: Convert to fraction form
    66,575,057,481.83/99,879,236,936.99 = 19,411,531,370.34/x
  3. Step 3: Cross multiply
    66,575,057,481.83x = 99,879,236,936.99 × 19,411,531,370.34
  4. Step 4: Simplify right side
    66,575,057,481.83x = 1,938,808,941,047,503,650,816
  5. Step 5: Solve for x
    x = 1,938,808,941,047,503,650,816/66,575,057,481.83
  6. Step 6: Final answer
    x = 29,122,151,964.74

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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.