Home / 11,763,144,099.20-17,644,716,148.80-7,409,579,427.20

Finding the Fourth Proportional to 11,763,144,099.20, 17,644,716,148.80 and 7,409,579,427.20

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Solution

The fourth proportional to 11,763,144,099.20, 17,644,716,148.80 and 7,409,579,427.20 is: 11,114,369,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763,144,099.20 : 17,644,716,148.80 = 7,409,579,427.20 : x
  2. Step 2: Convert to fraction form
    11,763,144,099.20/17,644,716,148.80 = 7,409,579,427.20/x
  3. Step 3: Cross multiply
    11,763,144,099.20x = 17,644,716,148.80 × 7,409,579,427.20
  4. Step 4: Simplify right side
    11,763,144,099.20x = 130,739,925,774,932,082,688
  5. Step 5: Solve for x
    x = 130,739,925,774,932,082,688/11,763,144,099.20
  6. Step 6: Final answer
    x = 11,114,369,140.80

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Double scale
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Similar ratio
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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.