Home / 13,520,171,904.84-20,265,944,379.78-4,547,819,647.08

Finding the Fourth Proportional to 13,520,171,904.84, 20,265,944,379.78 and 4,547,819,647.08

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Solution

The fourth proportional to 13,520,171,904.84, 20,265,944,379.78 and 4,547,819,647.08 is: 6,816,914,804.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,520,171,904.84 : 20,265,944,379.78 = 4,547,819,647.08 : x
  2. Step 2: Convert to fraction form
    13,520,171,904.84/20,265,944,379.78 = 4,547,819,647.08/x
  3. Step 3: Cross multiply
    13,520,171,904.84x = 20,265,944,379.78 × 4,547,819,647.08
  4. Step 4: Simplify right side
    13,520,171,904.84x = 92,165,860,016,993,976,320
  5. Step 5: Solve for x
    x = 92,165,860,016,993,976,320/13,520,171,904.84
  6. Step 6: Final answer
    x = 6,816,914,804.46

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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.