Home / 152,319,573.60-210,195,118.44-82,703,361.39

Finding the Fourth Proportional to 152,319,573.60, 210,195,118.44 and 82,703,361.39

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Solution

The fourth proportional to 152,319,573.60, 210,195,118.44 and 82,703,361.39 is: 114,127,438.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,319,573.60 : 210,195,118.44 = 82,703,361.39 : x
  2. Step 2: Convert to fraction form
    152,319,573.60/210,195,118.44 = 82,703,361.39/x
  3. Step 3: Cross multiply
    152,319,573.60x = 210,195,118.44 × 82,703,361.39
  4. Step 4: Simplify right side
    152,319,573.60x = 17,383,842,842,757,172
  5. Step 5: Solve for x
    x = 17,383,842,842,757,172/152,319,573.60
  6. Step 6: Final answer
    x = 114,127,438.99

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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.