Home / 7,968,118,358.40-11,952,177,537.60-2,447,367,532.80

Finding the Fourth Proportional to 7,968,118,358.40, 11,952,177,537.60 and 2,447,367,532.80

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Solution

The fourth proportional to 7,968,118,358.40, 11,952,177,537.60 and 2,447,367,532.80 is: 3,671,051,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,118,358.40 : 11,952,177,537.60 = 2,447,367,532.80 : x
  2. Step 2: Convert to fraction form
    7,968,118,358.40/11,952,177,537.60 = 2,447,367,532.80/x
  3. Step 3: Cross multiply
    7,968,118,358.40x = 11,952,177,537.60 × 2,447,367,532.80
  4. Step 4: Simplify right side
    7,968,118,358.40x = 29,251,371,251,783,696,384
  5. Step 5: Solve for x
    x = 29,251,371,251,783,696,384/7,968,118,358.40
  6. Step 6: Final answer
    x = 3,671,051,299.20

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Double scale
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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.