Home / 856,105,150.28-1,283,842,742.74-295,724,369.37

Finding the Fourth Proportional to 856,105,150.28, 1,283,842,742.74 and 295,724,369.37

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Solution

The fourth proportional to 856,105,150.28, 1,283,842,742.74 and 295,724,369.37 is: 443,477,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,105,150.28 : 1,283,842,742.74 = 295,724,369.37 : x
  2. Step 2: Convert to fraction form
    856,105,150.28/1,283,842,742.74 = 295,724,369.37/x
  3. Step 3: Cross multiply
    856,105,150.28x = 1,283,842,742.74 × 295,724,369.37
  4. Step 4: Simplify right side
    856,105,150.28x = 379,663,585,459,139,776
  5. Step 5: Solve for x
    x = 379,663,585,459,139,776/856,105,150.28
  6. Step 6: Final answer
    x = 443,477,749.59

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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.