Home / 577,109,769.60-865,769,630.40-188,824,540.80

Finding the Fourth Proportional to 577,109,769.60, 865,769,630.40 and 188,824,540.80

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Solution

The fourth proportional to 577,109,769.60, 865,769,630.40 and 188,824,540.80 is: 283,271,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,109,769.60 : 865,769,630.40 = 188,824,540.80 : x
  2. Step 2: Convert to fraction form
    577,109,769.60/865,769,630.40 = 188,824,540.80/x
  3. Step 3: Cross multiply
    577,109,769.60x = 865,769,630.40 × 188,824,540.80
  4. Step 4: Simplify right side
    577,109,769.60x = 163,478,552,898,865,728
  5. Step 5: Solve for x
    x = 163,478,552,898,865,728/577,109,769.60
  6. Step 6: Final answer
    x = 283,271,158.30

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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.