Home / 164,735,009.20-227,333,688.84-90,396,813.52

Finding the Fourth Proportional to 164,735,009.20, 227,333,688.84 and 90,396,813.52

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Solution

The fourth proportional to 164,735,009.20, 227,333,688.84 and 90,396,813.52 is: 124,747,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,735,009.20 : 227,333,688.84 = 90,396,813.52 : x
  2. Step 2: Convert to fraction form
    164,735,009.20/227,333,688.84 = 90,396,813.52/x
  3. Step 3: Cross multiply
    164,735,009.20x = 227,333,688.84 × 90,396,813.52
  4. Step 4: Simplify right side
    164,735,009.20x = 20,550,241,076,883,184
  5. Step 5: Solve for x
    x = 20,550,241,076,883,184/164,735,009.20
  6. Step 6: Final answer
    x = 124,747,260.32

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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.