Home / 84,017,802.32-115,945,995.12-46,345,288.67

Finding the Fourth Proportional to 84,017,802.32, 115,945,995.12 and 46,345,288.67

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Solution

The fourth proportional to 84,017,802.32, 115,945,995.12 and 46,345,288.67 is: 63,957,286.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,017,802.32 : 115,945,995.12 = 46,345,288.67 : x
  2. Step 2: Convert to fraction form
    84,017,802.32/115,945,995.12 = 46,345,288.67/x
  3. Step 3: Cross multiply
    84,017,802.32x = 115,945,995.12 × 46,345,288.67
  4. Step 4: Simplify right side
    84,017,802.32x = 5,373,550,614,560,740
  5. Step 5: Solve for x
    x = 5,373,550,614,560,740/84,017,802.32
  6. Step 6: Final answer
    x = 63,957,286.03

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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.