Home / 180,004,006.22-270,004,041.03-43,689,389.72

Finding the Fourth Proportional to 180,004,006.22, 270,004,041.03 and 43,689,389.72

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Solution

The fourth proportional to 180,004,006.22, 270,004,041.03 and 43,689,389.72 is: 65,533,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,004,006.22 : 270,004,041.03 = 43,689,389.72 : x
  2. Step 2: Convert to fraction form
    180,004,006.22/270,004,041.03 = 43,689,389.72/x
  3. Step 3: Cross multiply
    180,004,006.22x = 270,004,041.03 × 43,689,389.72
  4. Step 4: Simplify right side
    180,004,006.22x = 11,796,311,774,534,538
  5. Step 5: Solve for x
    x = 11,796,311,774,534,538/180,004,006.22
  6. Step 6: Final answer
    x = 65,533,606.85

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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.