Home / 284,883,607.40-427,773,308.70-163,951,255.40

Finding the Fourth Proportional to 284,883,607.40, 427,773,308.70 and 163,951,255.40

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Solution

The fourth proportional to 284,883,607.40, 427,773,308.70 and 163,951,255.40 is: 246,184,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,883,607.40 : 427,773,308.70 = 163,951,255.40 : x
  2. Step 2: Convert to fraction form
    284,883,607.40/427,773,308.70 = 163,951,255.40/x
  3. Step 3: Cross multiply
    284,883,607.40x = 427,773,308.70 × 163,951,255.40
  4. Step 4: Simplify right side
    284,883,607.40x = 70,133,970,987,976,744
  5. Step 5: Solve for x
    x = 70,133,970,987,976,744/284,883,607.40
  6. Step 6: Final answer
    x = 246,184,649.33

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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.