Home / 242,558,049.60-363,852,820.80-127,766,793.60

Finding the Fourth Proportional to 242,558,049.60, 363,852,820.80 and 127,766,793.60

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Solution

The fourth proportional to 242,558,049.60, 363,852,820.80 and 127,766,793.60 is: 191,658,484.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,558,049.60 : 363,852,820.80 = 127,766,793.60 : x
  2. Step 2: Convert to fraction form
    242,558,049.60/363,852,820.80 = 127,766,793.60/x
  3. Step 3: Cross multiply
    242,558,049.60x = 363,852,820.80 × 127,766,793.60
  4. Step 4: Simplify right side
    242,558,049.60x = 46,488,308,255,931,384
  5. Step 5: Solve for x
    x = 46,488,308,255,931,384/242,558,049.60
  6. Step 6: Final answer
    x = 191,658,484.77

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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.