Home / 156,836,018.60-235,254,027.90-149,781,631.40

Finding the Fourth Proportional to 156,836,018.60, 235,254,027.90 and 149,781,631.40

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Solution

The fourth proportional to 156,836,018.60, 235,254,027.90 and 149,781,631.40 is: 224,672,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,836,018.60 : 235,254,027.90 = 149,781,631.40 : x
  2. Step 2: Convert to fraction form
    156,836,018.60/235,254,027.90 = 149,781,631.40/x
  3. Step 3: Cross multiply
    156,836,018.60x = 235,254,027.90 × 149,781,631.40
  4. Step 4: Simplify right side
    156,836,018.60x = 35,236,732,092,283,120
  5. Step 5: Solve for x
    x = 35,236,732,092,283,120/156,836,018.60
  6. Step 6: Final answer
    x = 224,672,447.10

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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.