Home / 42,923,154,634.79-64,394,334,654.35-13,079,821,429.17

Finding the Fourth Proportional to 42,923,154,634.79, 64,394,334,654.35 and 13,079,821,429.17

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Solution

The fourth proportional to 42,923,154,634.79, 64,394,334,654.35 and 13,079,821,429.17 is: 19,622,658,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,923,154,634.79 : 64,394,334,654.35 = 13,079,821,429.17 : x
  2. Step 2: Convert to fraction form
    42,923,154,634.79/64,394,334,654.35 = 13,079,821,429.17/x
  3. Step 3: Cross multiply
    42,923,154,634.79x = 64,394,334,654.35 × 13,079,821,429.17
  4. Step 4: Simplify right side
    42,923,154,634.79x = 842,266,398,329,046,040,576
  5. Step 5: Solve for x
    x = 842,266,398,329,046,040,576/42,923,154,634.79
  6. Step 6: Final answer
    x = 19,622,658,341.30

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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.