Home / 577,109,768.60-865,769,628.90-188,824,539.80

Finding the Fourth Proportional to 577,109,768.60, 865,769,628.90 and 188,824,539.80

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Solution

The fourth proportional to 577,109,768.60, 865,769,628.90 and 188,824,539.80 is: 283,271,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,109,768.60 : 865,769,628.90 = 188,824,539.80 : x
  2. Step 2: Convert to fraction form
    577,109,768.60/865,769,628.90 = 188,824,539.80/x
  3. Step 3: Cross multiply
    577,109,768.60x = 865,769,628.90 × 188,824,539.80
  4. Step 4: Simplify right side
    577,109,768.60x = 163,478,551,749,859,296
  5. Step 5: Solve for x
    x = 163,478,551,749,859,296/577,109,768.60
  6. Step 6: Final answer
    x = 283,271,156.80

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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.