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Finding the Fourth Proportional to 553,104,015.93, 829,548,392.97 and 159,603,177.59

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Solution

The fourth proportional to 553,104,015.93, 829,548,392.97 and 159,603,177.59 is: 239,373,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,104,015.93 : 829,548,392.97 = 159,603,177.59 : x
  2. Step 2: Convert to fraction form
    553,104,015.93/829,548,392.97 = 159,603,177.59/x
  3. Step 3: Cross multiply
    553,104,015.93x = 829,548,392.97 × 159,603,177.59
  4. Step 4: Simplify right side
    553,104,015.93x = 132,398,559,482,690,032
  5. Step 5: Solve for x
    x = 132,398,559,482,690,032/553,104,015.93
  6. Step 6: Final answer
    x = 239,373,708.51

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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.