Home / 522,619,063.20-783,928,594.80-290,166,769.80

Finding the Fourth Proportional to 522,619,063.20, 783,928,594.80 and 290,166,769.80

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Solution

The fourth proportional to 522,619,063.20, 783,928,594.80 and 290,166,769.80 is: 435,250,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,619,063.20 : 783,928,594.80 = 290,166,769.80 : x
  2. Step 2: Convert to fraction form
    522,619,063.20/783,928,594.80 = 290,166,769.80/x
  3. Step 3: Cross multiply
    522,619,063.20x = 783,928,594.80 × 290,166,769.80
  4. Step 4: Simplify right side
    522,619,063.20x = 227,470,028,106,969,088
  5. Step 5: Solve for x
    x = 227,470,028,106,969,088/522,619,063.20
  6. Step 6: Final answer
    x = 435,250,154.70

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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.