Home / 68,169,312,092.40-102,189,470,884.20-40,242,000,937.20

Finding the Fourth Proportional to 68,169,312,092.40, 102,189,470,884.20 and 40,242,000,937.20

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Solution

The fourth proportional to 68,169,312,092.40, 102,189,470,884.20 and 40,242,000,937.20 is: 60,324,927,109.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,169,312,092.40 : 102,189,470,884.20 = 40,242,000,937.20 : x
  2. Step 2: Convert to fraction form
    68,169,312,092.40/102,189,470,884.20 = 40,242,000,937.20/x
  3. Step 3: Cross multiply
    68,169,312,092.40x = 102,189,470,884.20 × 40,242,000,937.20
  4. Step 4: Simplify right side
    68,169,312,092.40x = 4,112,308,783,093,947,826,176
  5. Step 5: Solve for x
    x = 4,112,308,783,093,947,826,176/68,169,312,092.40
  6. Step 6: Final answer
    x = 60,324,927,109.72

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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.