Home / 65,675,022.30-98,521,864.65-20,232,078.30

Finding the Fourth Proportional to 65,675,022.30, 98,521,864.65 and 20,232,078.30

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Solution

The fourth proportional to 65,675,022.30, 98,521,864.65 and 20,232,078.30 is: 30,350,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,675,022.30 : 98,521,864.65 = 20,232,078.30 : x
  2. Step 2: Convert to fraction form
    65,675,022.30/98,521,864.65 = 20,232,078.30/x
  3. Step 3: Cross multiply
    65,675,022.30x = 98,521,864.65 × 20,232,078.30
  4. Step 4: Simplify right side
    65,675,022.30x = 1,993,302,079,860,802.25
  5. Step 5: Solve for x
    x = 1,993,302,079,860,802.25/65,675,022.30
  6. Step 6: Final answer
    x = 30,350,992.05

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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.