Home / 996,453,949.80-1,494,680,924.70-686,517,558.60

Finding the Fourth Proportional to 996,453,949.80, 1,494,680,924.70 and 686,517,558.60

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Solution

The fourth proportional to 996,453,949.80, 1,494,680,924.70 and 686,517,558.60 is: 1,029,776,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,453,949.80 : 1,494,680,924.70 = 686,517,558.60 : x
  2. Step 2: Convert to fraction form
    996,453,949.80/1,494,680,924.70 = 686,517,558.60/x
  3. Step 3: Cross multiply
    996,453,949.80x = 1,494,680,924.70 × 686,517,558.60
  4. Step 4: Simplify right side
    996,453,949.80x = 1,026,124,699,311,034,496
  5. Step 5: Solve for x
    x = 1,026,124,699,311,034,496/996,453,949.80
  6. Step 6: Final answer
    x = 1,029,776,337.90

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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.