Home / 172,562,710.80-258,844,066.20-153,751,011.60

Finding the Fourth Proportional to 172,562,710.80, 258,844,066.20 and 153,751,011.60

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Solution

The fourth proportional to 172,562,710.80, 258,844,066.20 and 153,751,011.60 is: 230,626,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,562,710.80 : 258,844,066.20 = 153,751,011.60 : x
  2. Step 2: Convert to fraction form
    172,562,710.80/258,844,066.20 = 153,751,011.60/x
  3. Step 3: Cross multiply
    172,562,710.80x = 258,844,066.20 × 153,751,011.60
  4. Step 4: Simplify right side
    172,562,710.80x = 39,797,537,024,907,368
  5. Step 5: Solve for x
    x = 39,797,537,024,907,368/172,562,710.80
  6. Step 6: Final answer
    x = 230,626,517.40

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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.