Home / 404,221,353.60-606,615,465.60-259,008,052.80

Finding the Fourth Proportional to 404,221,353.60, 606,615,465.60 and 259,008,052.80

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Solution

The fourth proportional to 404,221,353.60, 606,615,465.60 and 259,008,052.80 is: 388,693,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,221,353.60 : 606,615,465.60 = 259,008,052.80 : x
  2. Step 2: Convert to fraction form
    404,221,353.60/606,615,465.60 = 259,008,052.80/x
  3. Step 3: Cross multiply
    404,221,353.60x = 606,615,465.60 × 259,008,052.80
  4. Step 4: Simplify right side
    404,221,353.60x = 157,118,290,543,421,408
  5. Step 5: Solve for x
    x = 157,118,290,543,421,408/404,221,353.60
  6. Step 6: Final answer
    x = 388,693,692.56

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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.