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Finding the Fourth Proportional to 113,377,408.30, 159,030,702.50 and 113,377,408.30

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Solution

The fourth proportional to 113,377,408.30, 159,030,702.50 and 113,377,408.30 is: 159,030,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,377,408.30 : 159,030,702.50 = 113,377,408.30 : x
  2. Step 2: Convert to fraction form
    113,377,408.30/159,030,702.50 = 113,377,408.30/x
  3. Step 3: Cross multiply
    113,377,408.30x = 159,030,702.50 × 113,377,408.30
  4. Step 4: Simplify right side
    113,377,408.30x = 18,030,488,889,578,332
  5. Step 5: Solve for x
    x = 18,030,488,889,578,332/113,377,408.30
  6. Step 6: Final answer
    x = 159,030,702.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.