Home / 162,185,091.12-223,821,019.80-88,846,239.60

Finding the Fourth Proportional to 162,185,091.12, 223,821,019.80 and 88,846,239.60

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Solution

The fourth proportional to 162,185,091.12, 223,821,019.80 and 88,846,239.60 is: 122,610,875.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,185,091.12 : 223,821,019.80 = 88,846,239.60 : x
  2. Step 2: Convert to fraction form
    162,185,091.12/223,821,019.80 = 88,846,239.60/x
  3. Step 3: Cross multiply
    162,185,091.12x = 223,821,019.80 × 88,846,239.60
  4. Step 4: Simplify right side
    162,185,091.12x = 19,885,655,952,667,144
  5. Step 5: Solve for x
    x = 19,885,655,952,667,144/162,185,091.12
  6. Step 6: Final answer
    x = 122,610,875.11

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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.