Home / 10,176,865,406.87-15,265,489,412.66-3,189,521,654.15

Finding the Fourth Proportional to 10,176,865,406.87, 15,265,489,412.66 and 3,189,521,654.15

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Solution

The fourth proportional to 10,176,865,406.87, 15,265,489,412.66 and 3,189,521,654.15 is: 4,784,342,437.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176,865,406.87 : 15,265,489,412.66 = 3,189,521,654.15 : x
  2. Step 2: Convert to fraction form
    10,176,865,406.87/15,265,489,412.66 = 3,189,521,654.15/x
  3. Step 3: Cross multiply
    10,176,865,406.87x = 15,265,489,412.66 × 3,189,521,654.15
  4. Step 4: Simplify right side
    10,176,865,406.87x = 48,689,609,042,784,362,496
  5. Step 5: Solve for x
    x = 48,689,609,042,784,362,496/10,176,865,406.87
  6. Step 6: Final answer
    x = 4,784,342,437.11

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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.