Home / 509,930,914.59-765,030,041.73-160,162,854.39

Finding the Fourth Proportional to 509,930,914.59, 765,030,041.73 and 160,162,854.39

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Solution

The fourth proportional to 509,930,914.59, 765,030,041.73 and 160,162,854.39 is: 240,286,265.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,930,914.59 : 765,030,041.73 = 160,162,854.39 : x
  2. Step 2: Convert to fraction form
    509,930,914.59/765,030,041.73 = 160,162,854.39/x
  3. Step 3: Cross multiply
    509,930,914.59x = 765,030,041.73 × 160,162,854.39
  4. Step 4: Simplify right side
    509,930,914.59x = 122,529,395,177,577,600
  5. Step 5: Solve for x
    x = 122,529,395,177,577,600/509,930,914.59
  6. Step 6: Final answer
    x = 240,286,265.59

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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.