Home / 1,636,894,542.72-2,457,089,696.88-704,678,796.48

Finding the Fourth Proportional to 1,636,894,542.72, 2,457,089,696.88 and 704,678,796.48

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Solution

The fourth proportional to 1,636,894,542.72, 2,457,089,696.88 and 704,678,796.48 is: 1,057,770,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,894,542.72 : 2,457,089,696.88 = 704,678,796.48 : x
  2. Step 2: Convert to fraction form
    1,636,894,542.72/2,457,089,696.88 = 704,678,796.48/x
  3. Step 3: Cross multiply
    1,636,894,542.72x = 2,457,089,696.88 × 704,678,796.48
  4. Step 4: Simplify right side
    1,636,894,542.72x = 1,731,459,010,440,806,656
  5. Step 5: Solve for x
    x = 1,731,459,010,440,806,656/1,636,894,542.72
  6. Step 6: Final answer
    x = 1,057,770,653.67

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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.