Home / 22,457,362,916.30-30,991,168,143.65-12,296,734,714.49

Finding the Fourth Proportional to 22,457,362,916.30, 30,991,168,143.65 and 12,296,734,714.49

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Solution

The fourth proportional to 22,457,362,916.30, 30,991,168,143.65 and 12,296,734,714.49 is: 16,969,497,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,457,362,916.30 : 30,991,168,143.65 = 12,296,734,714.49 : x
  2. Step 2: Convert to fraction form
    22,457,362,916.30/30,991,168,143.65 = 12,296,734,714.49/x
  3. Step 3: Cross multiply
    22,457,362,916.30x = 30,991,168,143.65 × 12,296,734,714.49
  4. Step 4: Simplify right side
    22,457,362,916.30x = 381,090,173,154,511,814,656
  5. Step 5: Solve for x
    x = 381,090,173,154,511,814,656/22,457,362,916.30
  6. Step 6: Final answer
    x = 16,969,497,913.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.