Home / 360,232,780.83-497,121,662.52-195,220,350.33

Finding the Fourth Proportional to 360,232,780.83, 497,121,662.52 and 195,220,350.33

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Solution

The fourth proportional to 360,232,780.83, 497,121,662.52 and 195,220,350.33 is: 269,404,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,232,780.83 : 497,121,662.52 = 195,220,350.33 : x
  2. Step 2: Convert to fraction form
    360,232,780.83/497,121,662.52 = 195,220,350.33/x
  3. Step 3: Cross multiply
    360,232,780.83x = 497,121,662.52 × 195,220,350.33
  4. Step 4: Simplify right side
    360,232,780.83x = 97,048,265,113,786,432
  5. Step 5: Solve for x
    x = 97,048,265,113,786,432/360,232,780.83
  6. Step 6: Final answer
    x = 269,404,313.76

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1.5x scale

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.