Home / 382,306,532.45-573,463,117.46-123,521,780.36

Finding the Fourth Proportional to 382,306,532.45, 573,463,117.46 and 123,521,780.36

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Solution

The fourth proportional to 382,306,532.45, 573,463,117.46 and 123,521,780.36 is: 185,283,742.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,306,532.45 : 573,463,117.46 = 123,521,780.36 : x
  2. Step 2: Convert to fraction form
    382,306,532.45/573,463,117.46 = 123,521,780.36/x
  3. Step 3: Cross multiply
    382,306,532.45x = 573,463,117.46 × 123,521,780.36
  4. Step 4: Simplify right side
    382,306,532.45x = 70,835,185,239,455,008
  5. Step 5: Solve for x
    x = 70,835,185,239,455,008/382,306,532.45
  6. Step 6: Final answer
    x = 185,283,742.83

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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.