Home / 1,219,575,798.72-1,829,360,078.64-346,177,906.56

Finding the Fourth Proportional to 1,219,575,798.72, 1,829,360,078.64 and 346,177,906.56

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Solution

The fourth proportional to 1,219,575,798.72, 1,829,360,078.64 and 346,177,906.56 is: 519,265,832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,575,798.72 : 1,829,360,078.64 = 346,177,906.56 : x
  2. Step 2: Convert to fraction form
    1,219,575,798.72/1,829,360,078.64 = 346,177,906.56/x
  3. Step 3: Cross multiply
    1,219,575,798.72x = 1,829,360,078.64 × 346,177,906.56
  4. Step 4: Simplify right side
    1,219,575,798.72x = 633,284,042,368,032,256
  5. Step 5: Solve for x
    x = 633,284,042,368,032,256/1,219,575,798.72
  6. Step 6: Final answer
    x = 519,265,832.46

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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.