Home / 12,636,562,414.40-18,954,843,621.60-8,963,242,222.40

Finding the Fourth Proportional to 12,636,562,414.40, 18,954,843,621.60 and 8,963,242,222.40

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Solution

The fourth proportional to 12,636,562,414.40, 18,954,843,621.60 and 8,963,242,222.40 is: 13,444,863,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,636,562,414.40 : 18,954,843,621.60 = 8,963,242,222.40 : x
  2. Step 2: Convert to fraction form
    12,636,562,414.40/18,954,843,621.60 = 8,963,242,222.40/x
  3. Step 3: Cross multiply
    12,636,562,414.40x = 18,954,843,621.60 × 8,963,242,222.40
  4. Step 4: Simplify right side
    12,636,562,414.40x = 169,896,854,668,114,427,904
  5. Step 5: Solve for x
    x = 169,896,854,668,114,427,904/12,636,562,414.40
  6. Step 6: Final answer
    x = 13,444,863,333.60

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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.