Home / 242,636,823.20-363,955,234.80-161,007,485.60

Finding the Fourth Proportional to 242,636,823.20, 363,955,234.80 and 161,007,485.60

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Solution

The fourth proportional to 242,636,823.20, 363,955,234.80 and 161,007,485.60 is: 241,511,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,636,823.20 : 363,955,234.80 = 161,007,485.60 : x
  2. Step 2: Convert to fraction form
    242,636,823.20/363,955,234.80 = 161,007,485.60/x
  3. Step 3: Cross multiply
    242,636,823.20x = 363,955,234.80 × 161,007,485.60
  4. Step 4: Simplify right side
    242,636,823.20x = 58,599,517,226,105,616
  5. Step 5: Solve for x
    x = 58,599,517,226,105,616/242,636,823.20
  6. Step 6: Final answer
    x = 241,511,228.40

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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.