Home / 158,302,025.40-237,453,038.10-131,092,246.20

Finding the Fourth Proportional to 158,302,025.40, 237,453,038.10 and 131,092,246.20

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Solution

The fourth proportional to 158,302,025.40, 237,453,038.10 and 131,092,246.20 is: 196,638,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,302,025.40 : 237,453,038.10 = 131,092,246.20 : x
  2. Step 2: Convert to fraction form
    158,302,025.40/237,453,038.10 = 131,092,246.20/x
  3. Step 3: Cross multiply
    158,302,025.40x = 237,453,038.10 × 131,092,246.20
  4. Step 4: Simplify right side
    158,302,025.40x = 31,128,252,131,543,180
  5. Step 5: Solve for x
    x = 31,128,252,131,543,180/158,302,025.40
  6. Step 6: Final answer
    x = 196,638,369.30

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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.