Home / 303,119,406.40-454,679,109.60-130,790,804.80

Finding the Fourth Proportional to 303,119,406.40, 454,679,109.60 and 130,790,804.80

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Solution

The fourth proportional to 303,119,406.40, 454,679,109.60 and 130,790,804.80 is: 196,186,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,119,406.40 : 454,679,109.60 = 130,790,804.80 : x
  2. Step 2: Convert to fraction form
    303,119,406.40/454,679,109.60 = 130,790,804.80/x
  3. Step 3: Cross multiply
    303,119,406.40x = 454,679,109.60 × 130,790,804.80
  4. Step 4: Simplify right side
    303,119,406.40x = 59,467,846,670,331,408
  5. Step 5: Solve for x
    x = 59,467,846,670,331,408/303,119,406.40
  6. Step 6: Final answer
    x = 196,186,207.20

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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.