Home / 1,404,939,078.45-2,106,591,739.76-531,607,911.39

Finding the Fourth Proportional to 1,404,939,078.45, 2,106,591,739.76 and 531,607,911.39

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Solution

The fourth proportional to 1,404,939,078.45, 2,106,591,739.76 and 531,607,911.39 is: 797,102,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,939,078.45 : 2,106,591,739.76 = 531,607,911.39 : x
  2. Step 2: Convert to fraction form
    1,404,939,078.45/2,106,591,739.76 = 531,607,911.39/x
  3. Step 3: Cross multiply
    1,404,939,078.45x = 2,106,591,739.76 × 531,607,911.39
  4. Step 4: Simplify right side
    1,404,939,078.45x = 1,119,880,834,927,848,448
  5. Step 5: Solve for x
    x = 1,119,880,834,927,848,448/1,404,939,078.45
  6. Step 6: Final answer
    x = 797,102,772.71

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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.