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Finding the Fourth Proportional to 242,646,042.40, 363,969,063.60 and 242,646,042.40

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Solution

The fourth proportional to 242,646,042.40, 363,969,063.60 and 242,646,042.40 is: 363,969,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,646,042.40 : 363,969,063.60 = 242,646,042.40 : x
  2. Step 2: Convert to fraction form
    242,646,042.40/363,969,063.60 = 242,646,042.40/x
  3. Step 3: Cross multiply
    242,646,042.40x = 363,969,063.60 × 242,646,042.40
  4. Step 4: Simplify right side
    242,646,042.40x = 88,315,652,838,573,904
  5. Step 5: Solve for x
    x = 88,315,652,838,573,904/242,646,042.40
  6. Step 6: Final answer
    x = 363,969,063.60

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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.