Home / 242,688,109.80-364,032,164.70-156,691,770.60

Finding the Fourth Proportional to 242,688,109.80, 364,032,164.70 and 156,691,770.60

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Solution

The fourth proportional to 242,688,109.80, 364,032,164.70 and 156,691,770.60 is: 235,037,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,688,109.80 : 364,032,164.70 = 156,691,770.60 : x
  2. Step 2: Convert to fraction form
    242,688,109.80/364,032,164.70 = 156,691,770.60/x
  3. Step 3: Cross multiply
    242,688,109.80x = 364,032,164.70 × 156,691,770.60
  4. Step 4: Simplify right side
    242,688,109.80x = 57,040,844,442,193,816
  5. Step 5: Solve for x
    x = 57,040,844,442,193,816/242,688,109.80
  6. Step 6: Final answer
    x = 235,037,655.90

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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.