Home / 192,716,194,201.64-288,894,564,513.20-65,142,123,038.79

Finding the Fourth Proportional to 192,716,194,201.64, 288,894,564,513.20 and 65,142,123,038.79

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Solution

The fourth proportional to 192,716,194,201.64, 288,894,564,513.20 and 65,142,123,038.79 is: 97,652,433,126.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,716,194,201.64 : 288,894,564,513.20 = 65,142,123,038.79 : x
  2. Step 2: Convert to fraction form
    192,716,194,201.64/288,894,564,513.20 = 65,142,123,038.79/x
  3. Step 3: Cross multiply
    192,716,194,201.64x = 288,894,564,513.20 × 65,142,123,038.79
  4. Step 4: Simplify right side
    192,716,194,201.64x = 18,819,205,266,756,530,601,984
  5. Step 5: Solve for x
    x = 18,819,205,266,756,530,601,984/192,716,194,201.64
  6. Step 6: Final answer
    x = 97,652,433,126.95

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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.