Home / 380,052,302.10-570,078,453.15-234,012,315.30

Finding the Fourth Proportional to 380,052,302.10, 570,078,453.15 and 234,012,315.30

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Solution

The fourth proportional to 380,052,302.10, 570,078,453.15 and 234,012,315.30 is: 351,018,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,052,302.10 : 570,078,453.15 = 234,012,315.30 : x
  2. Step 2: Convert to fraction form
    380,052,302.10/570,078,453.15 = 234,012,315.30/x
  3. Step 3: Cross multiply
    380,052,302.10x = 570,078,453.15 × 234,012,315.30
  4. Step 4: Simplify right side
    380,052,302.10x = 133,405,378,724,274,080
  5. Step 5: Solve for x
    x = 133,405,378,724,274,080/380,052,302.10
  6. Step 6: Final answer
    x = 351,018,472.95

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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.