Home / 6,870,974,440.80-10,311,836,432.40-3,190,935,784.80

Finding the Fourth Proportional to 6,870,974,440.80, 10,311,836,432.40 and 3,190,935,784.80

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Solution

The fourth proportional to 6,870,974,440.80, 10,311,836,432.40 and 3,190,935,784.80 is: 4,788,899,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,974,440.80 : 10,311,836,432.40 = 3,190,935,784.80 : x
  2. Step 2: Convert to fraction form
    6,870,974,440.80/10,311,836,432.40 = 3,190,935,784.80/x
  3. Step 3: Cross multiply
    6,870,974,440.80x = 10,311,836,432.40 × 3,190,935,784.80
  4. Step 4: Simplify right side
    6,870,974,440.80x = 32,904,407,879,149,527,040
  5. Step 5: Solve for x
    x = 32,904,407,879,149,527,040/6,870,974,440.80
  6. Step 6: Final answer
    x = 4,788,899,764.17

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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.