Home / 354,825,628.80-532,238,443.20-328,283,548.80

Finding the Fourth Proportional to 354,825,628.80, 532,238,443.20 and 328,283,548.80

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Solution

The fourth proportional to 354,825,628.80, 532,238,443.20 and 328,283,548.80 is: 492,425,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,825,628.80 : 532,238,443.20 = 328,283,548.80 : x
  2. Step 2: Convert to fraction form
    354,825,628.80/532,238,443.20 = 328,283,548.80/x
  3. Step 3: Cross multiply
    354,825,628.80x = 532,238,443.20 × 328,283,548.80
  4. Step 4: Simplify right side
    354,825,628.80x = 174,725,124,941,483,232
  5. Step 5: Solve for x
    x = 174,725,124,941,483,232/354,825,628.80
  6. Step 6: Final answer
    x = 492,425,323.20

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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.