Home / 223,095,903.84-307,879,814.70-123,980,828.76

Finding the Fourth Proportional to 223,095,903.84, 307,879,814.70 and 123,980,828.76

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Solution

The fourth proportional to 223,095,903.84, 307,879,814.70 and 123,980,828.76 is: 171,097,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,095,903.84 : 307,879,814.70 = 123,980,828.76 : x
  2. Step 2: Convert to fraction form
    223,095,903.84/307,879,814.70 = 123,980,828.76/x
  3. Step 3: Cross multiply
    223,095,903.84x = 307,879,814.70 × 123,980,828.76
  4. Step 4: Simplify right side
    223,095,903.84x = 38,171,194,584,981,232
  5. Step 5: Solve for x
    x = 38,171,194,584,981,232/223,095,903.84
  6. Step 6: Final answer
    x = 171,097,693.54

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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.