Home / 446,951,491.40-670,455,575.76-140,255,709.32

Finding the Fourth Proportional to 446,951,491.40, 670,455,575.76 and 140,255,709.32

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Solution

The fourth proportional to 446,951,491.40, 670,455,575.76 and 140,255,709.32 is: 210,392,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,951,491.40 : 670,455,575.76 = 140,255,709.32 : x
  2. Step 2: Convert to fraction form
    446,951,491.40/670,455,575.76 = 140,255,709.32/x
  3. Step 3: Cross multiply
    446,951,491.40x = 670,455,575.76 × 140,255,709.32
  4. Step 4: Simplify right side
    446,951,491.40x = 94,035,222,345,767,792
  5. Step 5: Solve for x
    x = 94,035,222,345,767,792/446,951,491.40
  6. Step 6: Final answer
    x = 210,392,456.80

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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.