Home / 207,116,331.12-285,826,596.58-113,036,512.26

Finding the Fourth Proportional to 207,116,331.12, 285,826,596.58 and 113,036,512.26

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Solution

The fourth proportional to 207,116,331.12, 285,826,596.58 and 113,036,512.26 is: 155,993,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,116,331.12 : 285,826,596.58 = 113,036,512.26 : x
  2. Step 2: Convert to fraction form
    207,116,331.12/285,826,596.58 = 113,036,512.26/x
  3. Step 3: Cross multiply
    207,116,331.12x = 285,826,596.58 × 113,036,512.26
  4. Step 4: Simplify right side
    207,116,331.12x = 32,308,841,588,549,244
  5. Step 5: Solve for x
    x = 32,308,841,588,549,244/207,116,331.12
  6. Step 6: Final answer
    x = 155,993,694.05

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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.