Home / 481,626,693,787.28-664,657,434,124.50-261,908,236,393.55

Finding the Fourth Proportional to 481,626,693,787.28, 664,657,434,124.50 and 261,908,236,393.55

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Solution

The fourth proportional to 481,626,693,787.28, 664,657,434,124.50 and 261,908,236,393.55 is: 361,440,216,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,626,693,787.28 : 664,657,434,124.50 = 261,908,236,393.55 : x
  2. Step 2: Convert to fraction form
    481,626,693,787.28/664,657,434,124.50 = 261,908,236,393.55/x
  3. Step 3: Cross multiply
    481,626,693,787.28x = 664,657,434,124.50 × 261,908,236,393.55
  4. Step 4: Simplify right side
    481,626,693,787.28x = 174,079,256,377,409,931,313,152
  5. Step 5: Solve for x
    x = 174,079,256,377,409,931,313,152/481,626,693,787.28
  6. Step 6: Final answer
    x = 361,440,216,298.09

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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.