Home / 260,453,133.96-390,382,506.77-104,907,384.46

Finding the Fourth Proportional to 260,453,133.96, 390,382,506.77 and 104,907,384.46

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Solution

The fourth proportional to 260,453,133.96, 390,382,506.77 and 104,907,384.46 is: 157,241,370.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,453,133.96 : 390,382,506.77 = 104,907,384.46 : x
  2. Step 2: Convert to fraction form
    260,453,133.96/390,382,506.77 = 104,907,384.46/x
  3. Step 3: Cross multiply
    260,453,133.96x = 390,382,506.77 × 104,907,384.46
  4. Step 4: Simplify right side
    260,453,133.96x = 40,954,007,724,142,384
  5. Step 5: Solve for x
    x = 40,954,007,724,142,384/260,453,133.96
  6. Step 6: Final answer
    x = 157,241,370.46

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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.