Home / 382,706,374.96-573,593,189.64-198,372,225.88

Finding the Fourth Proportional to 382,706,374.96, 573,593,189.64 and 198,372,225.88

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Solution

The fourth proportional to 382,706,374.96, 573,593,189.64 and 198,372,225.88 is: 297,316,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,706,374.96 : 573,593,189.64 = 198,372,225.88 : x
  2. Step 2: Convert to fraction form
    382,706,374.96/573,593,189.64 = 198,372,225.88/x
  3. Step 3: Cross multiply
    382,706,374.96x = 573,593,189.64 × 198,372,225.88
  4. Step 4: Simplify right side
    382,706,374.96x = 113,784,957,778,495,744
  5. Step 5: Solve for x
    x = 113,784,957,778,495,744/382,706,374.96
  6. Step 6: Final answer
    x = 297,316,598.89

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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.