Home / 144,828,999.85-217,495,442.18-76,804,551.85

Finding the Fourth Proportional to 144,828,999.85, 217,495,442.18 and 76,804,551.85

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Solution

The fourth proportional to 144,828,999.85, 217,495,442.18 and 76,804,551.85 is: 115,340,435.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,828,999.85 : 217,495,442.18 = 76,804,551.85 : x
  2. Step 2: Convert to fraction form
    144,828,999.85/217,495,442.18 = 76,804,551.85/x
  3. Step 3: Cross multiply
    144,828,999.85x = 217,495,442.18 × 76,804,551.85
  4. Step 4: Simplify right side
    144,828,999.85x = 16,704,639,965,668,464
  5. Step 5: Solve for x
    x = 16,704,639,965,668,464/144,828,999.85
  6. Step 6: Final answer
    x = 115,340,435.84

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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.