Home / 156,104,447.60-234,156,671.40-146,538,509.60

Finding the Fourth Proportional to 156,104,447.60, 234,156,671.40 and 146,538,509.60

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Solution

The fourth proportional to 156,104,447.60, 234,156,671.40 and 146,538,509.60 is: 219,807,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,104,447.60 : 234,156,671.40 = 146,538,509.60 : x
  2. Step 2: Convert to fraction form
    156,104,447.60/234,156,671.40 = 146,538,509.60/x
  3. Step 3: Cross multiply
    156,104,447.60x = 234,156,671.40 × 146,538,509.60
  4. Step 4: Simplify right side
    156,104,447.60x = 34,312,969,639,852,944
  5. Step 5: Solve for x
    x = 34,312,969,639,852,944/156,104,447.60
  6. Step 6: Final answer
    x = 219,807,764.40

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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.