Home / 65,718,016.30-98,388,067.65-40,208,848.30

Finding the Fourth Proportional to 65,718,016.30, 98,388,067.65 and 40,208,848.30

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Solution

The fourth proportional to 65,718,016.30, 98,388,067.65 and 40,208,848.30 is: 60,197,661.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,718,016.30 : 98,388,067.65 = 40,208,848.30 : x
  2. Step 2: Convert to fraction form
    65,718,016.30/98,388,067.65 = 40,208,848.30/x
  3. Step 3: Cross multiply
    65,718,016.30x = 98,388,067.65 × 40,208,848.30
  4. Step 4: Simplify right side
    65,718,016.30x = 3,956,070,886,668,987.50
  5. Step 5: Solve for x
    x = 3,956,070,886,668,987.50/65,718,016.30
  6. Step 6: Final answer
    x = 60,197,661.30

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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.