Home / 1,873,934,729.20-2,586,030,171.42-1,038,613,228.48

Finding the Fourth Proportional to 1,873,934,729.20, 2,586,030,171.42 and 1,038,613,228.48

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Solution

The fourth proportional to 1,873,934,729.20, 2,586,030,171.42 and 1,038,613,228.48 is: 1,433,286,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,934,729.20 : 2,586,030,171.42 = 1,038,613,228.48 : x
  2. Step 2: Convert to fraction form
    1,873,934,729.20/2,586,030,171.42 = 1,038,613,228.48/x
  3. Step 3: Cross multiply
    1,873,934,729.20x = 2,586,030,171.42 × 1,038,613,228.48
  4. Step 4: Simplify right side
    1,873,934,729.20x = 2,685,885,145,285,214,208
  5. Step 5: Solve for x
    x = 2,685,885,145,285,214,208/1,873,934,729.20
  6. Step 6: Final answer
    x = 1,433,286,391.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.