Home / 76,302,302.40-114,453,453.60-73,326,232.80

Finding the Fourth Proportional to 76,302,302.40, 114,453,453.60 and 73,326,232.80

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Solution

The fourth proportional to 76,302,302.40, 114,453,453.60 and 73,326,232.80 is: 109,989,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,302,302.40 : 114,453,453.60 = 73,326,232.80 : x
  2. Step 2: Convert to fraction form
    76,302,302.40/114,453,453.60 = 73,326,232.80/x
  3. Step 3: Cross multiply
    76,302,302.40x = 114,453,453.60 × 73,326,232.80
  4. Step 4: Simplify right side
    76,302,302.40x = 8,392,440,583,437,597
  5. Step 5: Solve for x
    x = 8,392,440,583,437,597/76,302,302.40
  6. Step 6: Final answer
    x = 109,989,349.20

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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.