Home / 152,319,570.98-210,195,114.83-82,703,358.77

Finding the Fourth Proportional to 152,319,570.98, 210,195,114.83 and 82,703,358.77

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Solution

The fourth proportional to 152,319,570.98, 210,195,114.83 and 82,703,358.77 is: 114,127,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,319,570.98 : 210,195,114.83 = 82,703,358.77 : x
  2. Step 2: Convert to fraction form
    152,319,570.98/210,195,114.83 = 82,703,358.77/x
  3. Step 3: Cross multiply
    152,319,570.98x = 210,195,114.83 × 82,703,358.77
  4. Step 4: Simplify right side
    152,319,570.98x = 17,383,841,992,022,344
  5. Step 5: Solve for x
    x = 17,383,841,992,022,344/152,319,570.98
  6. Step 6: Final answer
    x = 114,127,435.37

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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.