Home / 360,110,878.30-496,951,060.38-201,340,970.78

Finding the Fourth Proportional to 360,110,878.30, 496,951,060.38 and 201,340,970.78

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Solution

The fourth proportional to 360,110,878.30, 496,951,060.38 and 201,340,970.78 is: 277,849,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,110,878.30 : 496,951,060.38 = 201,340,970.78 : x
  2. Step 2: Convert to fraction form
    360,110,878.30/496,951,060.38 = 201,340,970.78/x
  3. Step 3: Cross multiply
    360,110,878.30x = 496,951,060.38 × 201,340,970.78
  4. Step 4: Simplify right side
    360,110,878.30x = 100,056,608,927,059,600
  5. Step 5: Solve for x
    x = 100,056,608,927,059,600/360,110,878.30
  6. Step 6: Final answer
    x = 277,849,448.48

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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.