Home / 313,560,075.20-470,340,112.80-109,088,150.46

Finding the Fourth Proportional to 313,560,075.20, 470,340,112.80 and 109,088,150.46

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Solution

The fourth proportional to 313,560,075.20, 470,340,112.80 and 109,088,150.46 is: 163,632,225.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,560,075.20 : 470,340,112.80 = 109,088,150.46 : x
  2. Step 2: Convert to fraction form
    313,560,075.20/470,340,112.80 = 109,088,150.46/x
  3. Step 3: Cross multiply
    313,560,075.20x = 470,340,112.80 × 109,088,150.46
  4. Step 4: Simplify right side
    313,560,075.20x = 51,308,532,992,499,768
  5. Step 5: Solve for x
    x = 51,308,532,992,499,768/313,560,075.20
  6. Step 6: Final answer
    x = 163,632,225.69

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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.