Home / 228,520,347.30-342,735,901.95-73,032,446.70

Finding the Fourth Proportional to 228,520,347.30, 342,735,901.95 and 73,032,446.70

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Solution

The fourth proportional to 228,520,347.30, 342,735,901.95 and 73,032,446.70 is: 109,534,410.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,520,347.30 : 342,735,901.95 = 73,032,446.70 : x
  2. Step 2: Convert to fraction form
    228,520,347.30/342,735,901.95 = 73,032,446.70/x
  3. Step 3: Cross multiply
    228,520,347.30x = 342,735,901.95 × 73,032,446.70
  4. Step 4: Simplify right side
    228,520,347.30x = 25,030,841,491,339,800
  5. Step 5: Solve for x
    x = 25,030,841,491,339,800/228,520,347.30
  6. Step 6: Final answer
    x = 109,534,410.34

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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.