Home / 129,863,501.37-179,211,804.66-70,324,900.11

Finding the Fourth Proportional to 129,863,501.37, 179,211,804.66 and 70,324,900.11

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Solution

The fourth proportional to 129,863,501.37, 179,211,804.66 and 70,324,900.11 is: 97,048,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,863,501.37 : 179,211,804.66 = 70,324,900.11 : x
  2. Step 2: Convert to fraction form
    129,863,501.37/179,211,804.66 = 70,324,900.11/x
  3. Step 3: Cross multiply
    129,863,501.37x = 179,211,804.66 × 70,324,900.11
  4. Step 4: Simplify right side
    129,863,501.37x = 12,603,052,261,247,332
  5. Step 5: Solve for x
    x = 12,603,052,261,247,332/129,863,501.37
  6. Step 6: Final answer
    x = 97,048,455.71

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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.