Home / 175,575,628.80-263,363,443.20-111,078,374.40

Finding the Fourth Proportional to 175,575,628.80, 263,363,443.20 and 111,078,374.40

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Solution

The fourth proportional to 175,575,628.80, 263,363,443.20 and 111,078,374.40 is: 166,617,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,575,628.80 : 263,363,443.20 = 111,078,374.40 : x
  2. Step 2: Convert to fraction form
    175,575,628.80/263,363,443.20 = 111,078,374.40/x
  3. Step 3: Cross multiply
    175,575,628.80x = 263,363,443.20 × 111,078,374.40
  4. Step 4: Simplify right side
    175,575,628.80x = 29,253,983,147,042,736
  5. Step 5: Solve for x
    x = 29,253,983,147,042,736/175,575,628.80
  6. Step 6: Final answer
    x = 166,617,561.60

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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.