Home / 945,773,494.38-1,418,795,635.50-290,779,518.60

Finding the Fourth Proportional to 945,773,494.38, 1,418,795,635.50 and 290,779,518.60

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Solution

The fourth proportional to 945,773,494.38, 1,418,795,635.50 and 290,779,518.60 is: 436,210,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,773,494.38 : 1,418,795,635.50 = 290,779,518.60 : x
  2. Step 2: Convert to fraction form
    945,773,494.38/1,418,795,635.50 = 290,779,518.60/x
  3. Step 3: Cross multiply
    945,773,494.38x = 1,418,795,635.50 × 290,779,518.60
  4. Step 4: Simplify right side
    945,773,494.38x = 412,556,711,882,471,104
  5. Step 5: Solve for x
    x = 412,556,711,882,471,104/945,773,494.38
  6. Step 6: Final answer
    x = 436,210,904.97

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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.