Home / 236,723,382.45-326,664,171.75-130,870,455.60

Finding the Fourth Proportional to 236,723,382.45, 326,664,171.75 and 130,870,455.60

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Solution

The fourth proportional to 236,723,382.45, 326,664,171.75 and 130,870,455.60 is: 180,593,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,723,382.45 : 326,664,171.75 = 130,870,455.60 : x
  2. Step 2: Convert to fraction form
    236,723,382.45/326,664,171.75 = 130,870,455.60/x
  3. Step 3: Cross multiply
    236,723,382.45x = 326,664,171.75 × 130,870,455.60
  4. Step 4: Simplify right side
    236,723,382.45x = 42,750,688,985,119,144
  5. Step 5: Solve for x
    x = 42,750,688,985,119,144/236,723,382.45
  6. Step 6: Final answer
    x = 180,593,435.86

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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.