Home / 163,376,555.20-244,728,909.60-112,316,228.80

Finding the Fourth Proportional to 163,376,555.20, 244,728,909.60 and 112,316,228.80

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Solution

The fourth proportional to 163,376,555.20, 244,728,909.60 and 112,316,228.80 is: 168,243,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,376,555.20 : 244,728,909.60 = 112,316,228.80 : x
  2. Step 2: Convert to fraction form
    163,376,555.20/244,728,909.60 = 112,316,228.80/x
  3. Step 3: Cross multiply
    163,376,555.20x = 244,728,909.60 × 112,316,228.80
  4. Step 4: Simplify right side
    163,376,555.20x = 27,487,028,204,608,116
  5. Step 5: Solve for x
    x = 27,487,028,204,608,116/163,376,555.20
  6. Step 6: Final answer
    x = 168,243,406.60

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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.