Home / 353,952,135.60-530,928,203.40-293,485,959.60

Finding the Fourth Proportional to 353,952,135.60, 530,928,203.40 and 293,485,959.60

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Solution

The fourth proportional to 353,952,135.60, 530,928,203.40 and 293,485,959.60 is: 440,228,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,952,135.60 : 530,928,203.40 = 293,485,959.60 : x
  2. Step 2: Convert to fraction form
    353,952,135.60/530,928,203.40 = 293,485,959.60/x
  3. Step 3: Cross multiply
    353,952,135.60x = 530,928,203.40 × 293,485,959.60
  4. Step 4: Simplify right side
    353,952,135.60x = 155,819,973,253,552,992
  5. Step 5: Solve for x
    x = 155,819,973,253,552,992/353,952,135.60
  6. Step 6: Final answer
    x = 440,228,939.40

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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.