Home / 265,672,483.92-398,623,822.20-142,707,337.32

Finding the Fourth Proportional to 265,672,483.92, 398,623,822.20 and 142,707,337.32

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Solution

The fourth proportional to 265,672,483.92, 398,623,822.20 and 142,707,337.32 is: 214,122,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,672,483.92 : 398,623,822.20 = 142,707,337.32 : x
  2. Step 2: Convert to fraction form
    265,672,483.92/398,623,822.20 = 142,707,337.32/x
  3. Step 3: Cross multiply
    265,672,483.92x = 398,623,822.20 × 142,707,337.32
  4. Step 4: Simplify right side
    265,672,483.92x = 56,886,544,258,483,096
  5. Step 5: Solve for x
    x = 56,886,544,258,483,096/265,672,483.92
  6. Step 6: Final answer
    x = 214,122,830.56

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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.