Home / 1,022,220,030.80-1,532,952,132.60-332,149,797.20

Finding the Fourth Proportional to 1,022,220,030.80, 1,532,952,132.60 and 332,149,797.20

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Solution

The fourth proportional to 1,022,220,030.80, 1,532,952,132.60 and 332,149,797.20 is: 498,101,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,220,030.80 : 1,532,952,132.60 = 332,149,797.20 : x
  2. Step 2: Convert to fraction form
    1,022,220,030.80/1,532,952,132.60 = 332,149,797.20/x
  3. Step 3: Cross multiply
    1,022,220,030.80x = 1,532,952,132.60 × 332,149,797.20
  4. Step 4: Simplify right side
    1,022,220,030.80x = 509,169,739,960,397,440
  5. Step 5: Solve for x
    x = 509,169,739,960,397,440/1,022,220,030.80
  6. Step 6: Final answer
    x = 498,101,900.39

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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.