Home / 242,784,220.40-364,176,330.60-214,724,135.60

Finding the Fourth Proportional to 242,784,220.40, 364,176,330.60 and 214,724,135.60

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Solution

The fourth proportional to 242,784,220.40, 364,176,330.60 and 214,724,135.60 is: 322,086,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,784,220.40 : 364,176,330.60 = 214,724,135.60 : x
  2. Step 2: Convert to fraction form
    242,784,220.40/364,176,330.60 = 214,724,135.60/x
  3. Step 3: Cross multiply
    242,784,220.40x = 364,176,330.60 × 214,724,135.60
  4. Step 4: Simplify right side
    242,784,220.40x = 78,197,447,794,064,832
  5. Step 5: Solve for x
    x = 78,197,447,794,064,832/242,784,220.40
  6. Step 6: Final answer
    x = 322,086,203.40

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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.