Home / 145,244,383.20-200,347,695.54-88,702,603.74

Finding the Fourth Proportional to 145,244,383.20, 200,347,695.54 and 88,702,603.74

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Solution

The fourth proportional to 145,244,383.20, 200,347,695.54 and 88,702,603.74 is: 122,354,901.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,244,383.20 : 200,347,695.54 = 88,702,603.74 : x
  2. Step 2: Convert to fraction form
    145,244,383.20/200,347,695.54 = 88,702,603.74/x
  3. Step 3: Cross multiply
    145,244,383.20x = 200,347,695.54 × 88,702,603.74
  4. Step 4: Simplify right side
    145,244,383.20x = 17,771,362,247,706,784
  5. Step 5: Solve for x
    x = 17,771,362,247,706,784/145,244,383.20
  6. Step 6: Final answer
    x = 122,354,901.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.