Home / 161,815,135.20-242,754,195.60-46,803,429.60

Finding the Fourth Proportional to 161,815,135.20, 242,754,195.60 and 46,803,429.60

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Solution

The fourth proportional to 161,815,135.20, 242,754,195.60 and 46,803,429.60 is: 70,214,253.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,815,135.20 : 242,754,195.60 = 46,803,429.60 : x
  2. Step 2: Convert to fraction form
    161,815,135.20/242,754,195.60 = 46,803,429.60/x
  3. Step 3: Cross multiply
    161,815,135.20x = 242,754,195.60 × 46,803,429.60
  4. Step 4: Simplify right side
    161,815,135.20x = 11,361,728,903,869,230
  5. Step 5: Solve for x
    x = 11,361,728,903,869,230/161,815,135.20
  6. Step 6: Final answer
    x = 70,214,253.38

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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.