Home / 179,475,503.43-247,880,497.28-120,636,015.60

Finding the Fourth Proportional to 179,475,503.43, 247,880,497.28 and 120,636,015.60

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Solution

The fourth proportional to 179,475,503.43, 247,880,497.28 and 120,636,015.60 is: 166,615,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,475,503.43 : 247,880,497.28 = 120,636,015.60 : x
  2. Step 2: Convert to fraction form
    179,475,503.43/247,880,497.28 = 120,636,015.60/x
  3. Step 3: Cross multiply
    179,475,503.43x = 247,880,497.28 × 120,636,015.60
  4. Step 4: Simplify right side
    179,475,503.43x = 29,903,315,536,202,656
  5. Step 5: Solve for x
    x = 29,903,315,536,202,656/179,475,503.43
  6. Step 6: Final answer
    x = 166,615,025.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.