Home / 173,868,002.90-260,802,004.35-112,645,999.70

Finding the Fourth Proportional to 173,868,002.90, 260,802,004.35 and 112,645,999.70

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Solution

The fourth proportional to 173,868,002.90, 260,802,004.35 and 112,645,999.70 is: 168,968,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,002.90 : 260,802,004.35 = 112,645,999.70 : x
  2. Step 2: Convert to fraction form
    173,868,002.90/260,802,004.35 = 112,645,999.70/x
  3. Step 3: Cross multiply
    173,868,002.90x = 260,802,004.35 × 112,645,999.70
  4. Step 4: Simplify right side
    173,868,002.90x = 29,378,302,503,769,500
  5. Step 5: Solve for x
    x = 29,378,302,503,769,500/173,868,002.90
  6. Step 6: Final answer
    x = 168,968,999.55

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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.