Home / 167,543,788,849.60-251,314,027,107.59-76,759,453,967.90

Finding the Fourth Proportional to 167,543,788,849.60, 251,314,027,107.59 and 76,759,453,967.90

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Solution

The fourth proportional to 167,543,788,849.60, 251,314,027,107.59 and 76,759,453,967.90 is: 115,138,422,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,543,788,849.60 : 251,314,027,107.59 = 76,759,453,967.90 : x
  2. Step 2: Convert to fraction form
    167,543,788,849.60/251,314,027,107.59 = 76,759,453,967.90/x
  3. Step 3: Cross multiply
    167,543,788,849.60x = 251,314,027,107.59 × 76,759,453,967.90
  4. Step 4: Simplify right side
    167,543,788,849.60x = 19,290,727,495,252,626,636,800
  5. Step 5: Solve for x
    x = 19,290,727,495,252,626,636,800/167,543,788,849.60
  6. Step 6: Final answer
    x = 115,138,422,186.27

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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.