Home / 156,780,028.10-235,170,042.15-54,544,065.73

Finding the Fourth Proportional to 156,780,028.10, 235,170,042.15 and 54,544,065.73

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Solution

The fourth proportional to 156,780,028.10, 235,170,042.15 and 54,544,065.73 is: 81,816,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,780,028.10 : 235,170,042.15 = 54,544,065.73 : x
  2. Step 2: Convert to fraction form
    156,780,028.10/235,170,042.15 = 54,544,065.73/x
  3. Step 3: Cross multiply
    156,780,028.10x = 235,170,042.15 × 54,544,065.73
  4. Step 4: Simplify right side
    156,780,028.10x = 12,827,130,236,756,470
  5. Step 5: Solve for x
    x = 12,827,130,236,756,470/156,780,028.10
  6. Step 6: Final answer
    x = 81,816,098.60

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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.