Home / 690,965,015.36-1,036,447,523.01-230,903,184.65

Finding the Fourth Proportional to 690,965,015.36, 1,036,447,523.01 and 230,903,184.65

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Solution

The fourth proportional to 690,965,015.36, 1,036,447,523.01 and 230,903,184.65 is: 346,354,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,965,015.36 : 1,036,447,523.01 = 230,903,184.65 : x
  2. Step 2: Convert to fraction form
    690,965,015.36/1,036,447,523.01 = 230,903,184.65/x
  3. Step 3: Cross multiply
    690,965,015.36x = 1,036,447,523.01 × 230,903,184.65
  4. Step 4: Simplify right side
    690,965,015.36x = 239,319,033,780,430,912
  5. Step 5: Solve for x
    x = 239,319,033,780,430,912/690,965,015.36
  6. Step 6: Final answer
    x = 346,354,776.96

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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.