Home / 447,338,421.60-670,608,723.60-174,645,765.60

Finding the Fourth Proportional to 447,338,421.60, 670,608,723.60 and 174,645,765.60

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Solution

The fourth proportional to 447,338,421.60, 670,608,723.60 and 174,645,765.60 is: 261,812,910.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,338,421.60 : 670,608,723.60 = 174,645,765.60 : x
  2. Step 2: Convert to fraction form
    447,338,421.60/670,608,723.60 = 174,645,765.60/x
  3. Step 3: Cross multiply
    447,338,421.60x = 670,608,723.60 × 174,645,765.60
  4. Step 4: Simplify right side
    447,338,421.60x = 117,118,973,951,160,784
  5. Step 5: Solve for x
    x = 117,118,973,951,160,784/447,338,421.60
  6. Step 6: Final answer
    x = 261,812,910.08

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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.