Home / 6,870,690,006.40-10,306,035,009.60-3,188,971,734.40

Finding the Fourth Proportional to 6,870,690,006.40, 10,306,035,009.60 and 3,188,971,734.40

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Solution

The fourth proportional to 6,870,690,006.40, 10,306,035,009.60 and 3,188,971,734.40 is: 4,783,457,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,690,006.40 : 10,306,035,009.60 = 3,188,971,734.40 : x
  2. Step 2: Convert to fraction form
    6,870,690,006.40/10,306,035,009.60 = 3,188,971,734.40/x
  3. Step 3: Cross multiply
    6,870,690,006.40x = 10,306,035,009.60 × 3,188,971,734.40
  4. Step 4: Simplify right side
    6,870,690,006.40x = 32,865,654,339,351,236,608
  5. Step 5: Solve for x
    x = 32,865,654,339,351,236,608/6,870,690,006.40
  6. Step 6: Final answer
    x = 4,783,457,601.60

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1.5x scale

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.