Home / 439,587,053.10-659,380,579.65-276,009,513.30

Finding the Fourth Proportional to 439,587,053.10, 659,380,579.65 and 276,009,513.30

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Solution

The fourth proportional to 439,587,053.10, 659,380,579.65 and 276,009,513.30 is: 414,014,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,587,053.10 : 659,380,579.65 = 276,009,513.30 : x
  2. Step 2: Convert to fraction form
    439,587,053.10/659,380,579.65 = 276,009,513.30/x
  3. Step 3: Cross multiply
    439,587,053.10x = 659,380,579.65 × 276,009,513.30
  4. Step 4: Simplify right side
    439,587,053.10x = 181,995,312,868,668,384
  5. Step 5: Solve for x
    x = 181,995,312,868,668,384/439,587,053.10
  6. Step 6: Final answer
    x = 414,014,269.95

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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.