Home / 510,336,032.40-765,504,048.60-449,869,856.40

Finding the Fourth Proportional to 510,336,032.40, 765,504,048.60 and 449,869,856.40

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Solution

The fourth proportional to 510,336,032.40, 765,504,048.60 and 449,869,856.40 is: 674,804,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,336,032.40 : 765,504,048.60 = 449,869,856.40 : x
  2. Step 2: Convert to fraction form
    510,336,032.40/765,504,048.60 = 449,869,856.40/x
  3. Step 3: Cross multiply
    510,336,032.40x = 765,504,048.60 × 449,869,856.40
  4. Step 4: Simplify right side
    510,336,032.40x = 344,377,196,417,300,608
  5. Step 5: Solve for x
    x = 344,377,196,417,300,608/510,336,032.40
  6. Step 6: Final answer
    x = 674,804,784.60

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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.