Home / 152,319,558.30-210,195,097.37-82,703,346.09

Finding the Fourth Proportional to 152,319,558.30, 210,195,097.37 and 82,703,346.09

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Solution

The fourth proportional to 152,319,558.30, 210,195,097.37 and 82,703,346.09 is: 114,127,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,319,558.30 : 210,195,097.37 = 82,703,346.09 : x
  2. Step 2: Convert to fraction form
    152,319,558.30/210,195,097.37 = 82,703,346.09/x
  3. Step 3: Cross multiply
    152,319,558.30x = 210,195,097.37 × 82,703,346.09
  4. Step 4: Simplify right side
    152,319,558.30x = 17,383,837,883,798,844
  5. Step 5: Solve for x
    x = 17,383,837,883,798,844/152,319,558.30
  6. Step 6: Final answer
    x = 114,127,417.90

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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.