Home / 152,584,661.75-210,541,305.80-89,873,245.94

Finding the Fourth Proportional to 152,584,661.75, 210,541,305.80 and 89,873,245.94

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Solution

The fourth proportional to 152,584,661.75, 210,541,305.80 and 89,873,245.94 is: 124,010,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,584,661.75 : 210,541,305.80 = 89,873,245.94 : x
  2. Step 2: Convert to fraction form
    152,584,661.75/210,541,305.80 = 89,873,245.94/x
  3. Step 3: Cross multiply
    152,584,661.75x = 210,541,305.80 × 89,873,245.94
  4. Step 4: Simplify right side
    152,584,661.75x = 18,922,030,555,864,128
  5. Step 5: Solve for x
    x = 18,922,030,555,864,128/152,584,661.75
  6. Step 6: Final answer
    x = 124,010,043.60

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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.