Home / 238,845,403,539.12-358,269,444,540-79,668,066,049.20

Finding the Fourth Proportional to 238,845,403,539.12, 358,269,444,540 and 79,668,066,049.20

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Solution

The fourth proportional to 238,845,403,539.12, 358,269,444,540 and 79,668,066,049.20 is: 119,502,545,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,845,403,539.12 : 358,269,444,540 = 79,668,066,049.20 : x
  2. Step 2: Convert to fraction form
    238,845,403,539.12/358,269,444,540 = 79,668,066,049.20/x
  3. Step 3: Cross multiply
    238,845,403,539.12x = 358,269,444,540 × 79,668,066,049.20
  4. Step 4: Simplify right side
    238,845,403,539.12x = 28,542,633,771,022,914,945,024
  5. Step 5: Solve for x
    x = 28,542,633,771,022,914,945,024/238,845,403,539.12
  6. Step 6: Final answer
    x = 119,502,545,781.03

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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.