Home / 1,123,892,893.38-1,685,258,461.92-493,366,884.06

Finding the Fourth Proportional to 1,123,892,893.38, 1,685,258,461.92 and 493,366,884.06

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Solution

The fourth proportional to 1,123,892,893.38, 1,685,258,461.92 and 493,366,884.06 is: 739,795,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,892,893.38 : 1,685,258,461.92 = 493,366,884.06 : x
  2. Step 2: Convert to fraction form
    1,123,892,893.38/1,685,258,461.92 = 493,366,884.06/x
  3. Step 3: Cross multiply
    1,123,892,893.38x = 1,685,258,461.92 × 493,366,884.06
  4. Step 4: Simplify right side
    1,123,892,893.38x = 831,450,716,193,218,560
  5. Step 5: Solve for x
    x = 831,450,716,193,218,560/1,123,892,893.38
  6. Step 6: Final answer
    x = 739,795,332.00

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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.