Home / 354,241,650.40-531,586,424.40-208,674,930.40

Finding the Fourth Proportional to 354,241,650.40, 531,586,424.40 and 208,674,930.40

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Solution

The fourth proportional to 354,241,650.40, 531,586,424.40 and 208,674,930.40 is: 313,144,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,241,650.40 : 531,586,424.40 = 208,674,930.40 : x
  2. Step 2: Convert to fraction form
    354,241,650.40/531,586,424.40 = 208,674,930.40/x
  3. Step 3: Cross multiply
    354,241,650.40x = 531,586,424.40 × 208,674,930.40
  4. Step 4: Simplify right side
    354,241,650.40x = 110,928,760,113,254,864
  5. Step 5: Solve for x
    x = 110,928,760,113,254,864/354,241,650.40
  6. Step 6: Final answer
    x = 313,144,318.26

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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.