Home / 265,210,364.40-397,815,546.60-200,640,282.90

Finding the Fourth Proportional to 265,210,364.40, 397,815,546.60 and 200,640,282.90

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Solution

The fourth proportional to 265,210,364.40, 397,815,546.60 and 200,640,282.90 is: 300,960,424.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,210,364.40 : 397,815,546.60 = 200,640,282.90 : x
  2. Step 2: Convert to fraction form
    265,210,364.40/397,815,546.60 = 200,640,282.90/x
  3. Step 3: Cross multiply
    265,210,364.40x = 397,815,546.60 × 200,640,282.90
  4. Step 4: Simplify right side
    265,210,364.40x = 79,817,823,811,842,144
  5. Step 5: Solve for x
    x = 79,817,823,811,842,144/265,210,364.40
  6. Step 6: Final answer
    x = 300,960,424.35

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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.