Home / 14,289,610,147.56-19,719,678,352.23-7,945,841,777.81

Finding the Fourth Proportional to 14,289,610,147.56, 19,719,678,352.23 and 7,945,841,777.81

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Solution

The fourth proportional to 14,289,610,147.56, 19,719,678,352.23 and 7,945,841,777.81 is: 10,965,270,744.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289,610,147.56 : 19,719,678,352.23 = 7,945,841,777.81 : x
  2. Step 2: Convert to fraction form
    14,289,610,147.56/19,719,678,352.23 = 7,945,841,777.81/x
  3. Step 3: Cross multiply
    14,289,610,147.56x = 19,719,678,352.23 × 7,945,841,777.81
  4. Step 4: Simplify right side
    14,289,610,147.56x = 156,689,444,096,025,985,024
  5. Step 5: Solve for x
    x = 156,689,444,096,025,985,024/14,289,610,147.56
  6. Step 6: Final answer
    x = 10,965,270,744.13

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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.