Home / 74,754,492.80-112,131,739.20-73,746,723.20

Finding the Fourth Proportional to 74,754,492.80, 112,131,739.20 and 73,746,723.20

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Solution

The fourth proportional to 74,754,492.80, 112,131,739.20 and 73,746,723.20 is: 110,620,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,754,492.80 : 112,131,739.20 = 73,746,723.20 : x
  2. Step 2: Convert to fraction form
    74,754,492.80/112,131,739.20 = 73,746,723.20/x
  3. Step 3: Cross multiply
    74,754,492.80x = 112,131,739.20 × 73,746,723.20
  4. Step 4: Simplify right side
    74,754,492.80x = 8,269,348,332,716,990
  5. Step 5: Solve for x
    x = 8,269,348,332,716,990/74,754,492.80
  6. Step 6: Final answer
    x = 110,620,084.80

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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.