Home / 307,830,756.48-461,752,022.40-100,569,738.24

Finding the Fourth Proportional to 307,830,756.48, 461,752,022.40 and 100,569,738.24

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Solution

The fourth proportional to 307,830,756.48, 461,752,022.40 and 100,569,738.24 is: 150,856,530.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,830,756.48 : 461,752,022.40 = 100,569,738.24 : x
  2. Step 2: Convert to fraction form
    307,830,756.48/461,752,022.40 = 100,569,738.24/x
  3. Step 3: Cross multiply
    307,830,756.48x = 461,752,022.40 × 100,569,738.24
  4. Step 4: Simplify right side
    307,830,756.48x = 46,438,280,024,558,608
  5. Step 5: Solve for x
    x = 46,438,280,024,558,608/307,830,756.48
  6. Step 6: Final answer
    x = 150,856,530.89

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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.