Home / 293,444,933.80-440,220,544.80-147,511,235.20

Finding the Fourth Proportional to 293,444,933.80, 440,220,544.80 and 147,511,235.20

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Solution

The fourth proportional to 293,444,933.80, 440,220,544.80 and 147,511,235.20 is: 221,293,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,444,933.80 : 440,220,544.80 = 147,511,235.20 : x
  2. Step 2: Convert to fraction form
    293,444,933.80/440,220,544.80 = 147,511,235.20/x
  3. Step 3: Cross multiply
    293,444,933.80x = 440,220,544.80 × 147,511,235.20
  4. Step 4: Simplify right side
    293,444,933.80x = 64,937,476,323,864,936
  5. Step 5: Solve for x
    x = 64,937,476,323,864,936/293,444,933.80
  6. Step 6: Final answer
    x = 221,293,567.70

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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.