Home / 1,469,923,806.40-2,204,885,709.60-549,751,429.60

Finding the Fourth Proportional to 1,469,923,806.40, 2,204,885,709.60 and 549,751,429.60

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Solution

The fourth proportional to 1,469,923,806.40, 2,204,885,709.60 and 549,751,429.60 is: 824,627,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,923,806.40 : 2,204,885,709.60 = 549,751,429.60 : x
  2. Step 2: Convert to fraction form
    1,469,923,806.40/2,204,885,709.60 = 549,751,429.60/x
  3. Step 3: Cross multiply
    1,469,923,806.40x = 2,204,885,709.60 × 549,751,429.60
  4. Step 4: Simplify right side
    1,469,923,806.40x = 1,212,139,070,957,210,368
  5. Step 5: Solve for x
    x = 1,212,139,070,957,210,368/1,469,923,806.40
  6. Step 6: Final answer
    x = 824,627,144.40

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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.