Home / 143,007,280.64-214,576,892.85-65,308,003.57

Finding the Fourth Proportional to 143,007,280.64, 214,576,892.85 and 65,308,003.57

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Solution

The fourth proportional to 143,007,280.64, 214,576,892.85 and 65,308,003.57 is: 97,992,133.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,007,280.64 : 214,576,892.85 = 65,308,003.57 : x
  2. Step 2: Convert to fraction form
    143,007,280.64/214,576,892.85 = 65,308,003.57/x
  3. Step 3: Cross multiply
    143,007,280.64x = 214,576,892.85 × 65,308,003.57
  4. Step 4: Simplify right side
    143,007,280.64x = 14,013,588,485,219,656
  5. Step 5: Solve for x
    x = 14,013,588,485,219,656/143,007,280.64
  6. Step 6: Final answer
    x = 97,992,133.14

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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.