Home / 227,933,835-341,816,999.40-78,325,870.65

Finding the Fourth Proportional to 227,933,835, 341,816,999.40 and 78,325,870.65

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Solution

The fourth proportional to 227,933,835, 341,816,999.40 and 78,325,870.65 is: 117,460,025.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,933,835 : 341,816,999.40 = 78,325,870.65 : x
  2. Step 2: Convert to fraction form
    227,933,835/341,816,999.40 = 78,325,870.65/x
  3. Step 3: Cross multiply
    227,933,835x = 341,816,999.40 × 78,325,870.65
  4. Step 4: Simplify right side
    227,933,835x = 26,773,114,080,975,528
  5. Step 5: Solve for x
    x = 26,773,114,080,975,528/227,933,835
  6. Step 6: Final answer
    x = 117,460,025.54

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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.