Home / 103,242,186.60-154,886,611.10-34,154,826.99

Finding the Fourth Proportional to 103,242,186.60, 154,886,611.10 and 34,154,826.99

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Solution

The fourth proportional to 103,242,186.60, 154,886,611.10 and 34,154,826.99 is: 51,239,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,242,186.60 : 154,886,611.10 = 34,154,826.99 : x
  2. Step 2: Convert to fraction form
    103,242,186.60/154,886,611.10 = 34,154,826.99/x
  3. Step 3: Cross multiply
    103,242,186.60x = 154,886,611.10 × 34,154,826.99
  4. Step 4: Simplify right side
    103,242,186.60x = 5,290,125,405,017,140
  5. Step 5: Solve for x
    x = 5,290,125,405,017,140/103,242,186.60
  6. Step 6: Final answer
    x = 51,239,958.97

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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.