Home / 69,842,519,962.80-104,762,267,332.38-19,476,609,870.84

Finding the Fourth Proportional to 69,842,519,962.80, 104,762,267,332.38 and 19,476,609,870.84

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Solution

The fourth proportional to 69,842,519,962.80, 104,762,267,332.38 and 19,476,609,870.84 is: 29,214,492,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,842,519,962.80 : 104,762,267,332.38 = 19,476,609,870.84 : x
  2. Step 2: Convert to fraction form
    69,842,519,962.80/104,762,267,332.38 = 19,476,609,870.84/x
  3. Step 3: Cross multiply
    69,842,519,962.80x = 104,762,267,332.38 × 19,476,609,870.84
  4. Step 4: Simplify right side
    69,842,519,962.80x = 2,040,413,810,017,411,268,608
  5. Step 5: Solve for x
    x = 2,040,413,810,017,411,268,608/69,842,519,962.80
  6. Step 6: Final answer
    x = 29,214,492,992.29

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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.