Home / 275,639,311.25-380,377,746.02-150,192,995.40

Finding the Fourth Proportional to 275,639,311.25, 380,377,746.02 and 150,192,995.40

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Solution

The fourth proportional to 275,639,311.25, 380,377,746.02 and 150,192,995.40 is: 207,263,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,639,311.25 : 380,377,746.02 = 150,192,995.40 : x
  2. Step 2: Convert to fraction form
    275,639,311.25/380,377,746.02 = 150,192,995.40/x
  3. Step 3: Cross multiply
    275,639,311.25x = 380,377,746.02 × 150,192,995.40
  4. Step 4: Simplify right side
    275,639,311.25x = 57,130,073,058,244,224
  5. Step 5: Solve for x
    x = 57,130,073,058,244,224/275,639,311.25
  6. Step 6: Final answer
    x = 207,263,879.74

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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.