Home / 156,836,018.10-235,254,027.15-149,781,630.90

Finding the Fourth Proportional to 156,836,018.10, 235,254,027.15 and 149,781,630.90

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Solution

The fourth proportional to 156,836,018.10, 235,254,027.15 and 149,781,630.90 is: 224,672,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,836,018.10 : 235,254,027.15 = 149,781,630.90 : x
  2. Step 2: Convert to fraction form
    156,836,018.10/235,254,027.15 = 149,781,630.90/x
  3. Step 3: Cross multiply
    156,836,018.10x = 235,254,027.15 × 149,781,630.90
  4. Step 4: Simplify right side
    156,836,018.10x = 35,236,731,862,319,880
  5. Step 5: Solve for x
    x = 35,236,731,862,319,880/156,836,018.10
  6. Step 6: Final answer
    x = 224,672,446.35

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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.