Home / 873,313,959.20-1,309,593,025.20-355,572,327.20

Finding the Fourth Proportional to 873,313,959.20, 1,309,593,025.20 and 355,572,327.20

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Solution

The fourth proportional to 873,313,959.20, 1,309,593,025.20 and 355,572,327.20 is: 533,204,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,313,959.20 : 1,309,593,025.20 = 355,572,327.20 : x
  2. Step 2: Convert to fraction form
    873,313,959.20/1,309,593,025.20 = 355,572,327.20/x
  3. Step 3: Cross multiply
    873,313,959.20x = 1,309,593,025.20 × 355,572,327.20
  4. Step 4: Simplify right side
    873,313,959.20x = 465,655,039,655,252,224
  5. Step 5: Solve for x
    x = 465,655,039,655,252,224/873,313,959.20
  6. Step 6: Final answer
    x = 533,204,622.17

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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.