Home / 158,884,934.69-238,322,996.41-42,301,290.89

Finding the Fourth Proportional to 158,884,934.69, 238,322,996.41 and 42,301,290.89

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Solution

The fourth proportional to 158,884,934.69, 238,322,996.41 and 42,301,290.89 is: 63,450,763.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,884,934.69 : 238,322,996.41 = 42,301,290.89 : x
  2. Step 2: Convert to fraction form
    158,884,934.69/238,322,996.41 = 42,301,290.89/x
  3. Step 3: Cross multiply
    158,884,934.69x = 238,322,996.41 × 42,301,290.89
  4. Step 4: Simplify right side
    158,884,934.69x = 10,081,370,396,915,836
  5. Step 5: Solve for x
    x = 10,081,370,396,915,836/158,884,934.69
  6. Step 6: Final answer
    x = 63,450,763.39

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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.