Home / 446,951,490.15-670,455,573.89-140,255,708.07

Finding the Fourth Proportional to 446,951,490.15, 670,455,573.89 and 140,255,708.07

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Solution

The fourth proportional to 446,951,490.15, 670,455,573.89 and 140,255,708.07 is: 210,392,454.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,951,490.15 : 670,455,573.89 = 140,255,708.07 : x
  2. Step 2: Convert to fraction form
    446,951,490.15/670,455,573.89 = 140,255,708.07/x
  3. Step 3: Cross multiply
    446,951,490.15x = 670,455,573.89 × 140,255,708.07
  4. Step 4: Simplify right side
    446,951,490.15x = 94,035,221,244,718,864
  5. Step 5: Solve for x
    x = 94,035,221,244,718,864/446,951,490.15
  6. Step 6: Final answer
    x = 210,392,454.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.