Home / 880,738,165.20-1,321,107,247.80-590,500,520.40

Finding the Fourth Proportional to 880,738,165.20, 1,321,107,247.80 and 590,500,520.40

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Solution

The fourth proportional to 880,738,165.20, 1,321,107,247.80 and 590,500,520.40 is: 885,750,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,738,165.20 : 1,321,107,247.80 = 590,500,520.40 : x
  2. Step 2: Convert to fraction form
    880,738,165.20/1,321,107,247.80 = 590,500,520.40/x
  3. Step 3: Cross multiply
    880,738,165.20x = 1,321,107,247.80 × 590,500,520.40
  4. Step 4: Simplify right side
    880,738,165.20x = 780,114,517,330,111,744
  5. Step 5: Solve for x
    x = 780,114,517,330,111,744/880,738,165.20
  6. Step 6: Final answer
    x = 885,750,780.60

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Double scale
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1.5x scale

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.