Home / 284,039,881.60-426,059,822.40-163,107,529.60

Finding the Fourth Proportional to 284,039,881.60, 426,059,822.40 and 163,107,529.60

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Solution

The fourth proportional to 284,039,881.60, 426,059,822.40 and 163,107,529.60 is: 244,661,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,039,881.60 : 426,059,822.40 = 163,107,529.60 : x
  2. Step 2: Convert to fraction form
    284,039,881.60/426,059,822.40 = 163,107,529.60/x
  3. Step 3: Cross multiply
    284,039,881.60x = 426,059,822.40 × 163,107,529.60
  4. Step 4: Simplify right side
    284,039,881.60x = 69,493,565,093,478,736
  5. Step 5: Solve for x
    x = 69,493,565,093,478,736/284,039,881.60
  6. Step 6: Final answer
    x = 244,661,294.40

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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.