Home / 382,572,926.70-573,009,084.45-331,554,590.70

Finding the Fourth Proportional to 382,572,926.70, 573,009,084.45 and 331,554,590.70

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Solution

The fourth proportional to 382,572,926.70, 573,009,084.45 and 331,554,590.70 is: 496,594,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,572,926.70 : 573,009,084.45 = 331,554,590.70 : x
  2. Step 2: Convert to fraction form
    382,572,926.70/573,009,084.45 = 331,554,590.70/x
  3. Step 3: Cross multiply
    382,572,926.70x = 573,009,084.45 × 331,554,590.70
  4. Step 4: Simplify right side
    382,572,926.70x = 189,983,792,462,201,504
  5. Step 5: Solve for x
    x = 189,983,792,462,201,504/382,572,926.70
  6. Step 6: Final answer
    x = 496,594,973.67

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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.