Home / 1,803,090,700.92-2,700,748,787.94-1,217,605,431.72

Finding the Fourth Proportional to 1,803,090,700.92, 2,700,748,787.94 and 1,217,605,431.72

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Solution

The fourth proportional to 1,803,090,700.92, 2,700,748,787.94 and 1,217,605,431.72 is: 1,823,783,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,090,700.92 : 2,700,748,787.94 = 1,217,605,431.72 : x
  2. Step 2: Convert to fraction form
    1,803,090,700.92/2,700,748,787.94 = 1,217,605,431.72/x
  3. Step 3: Cross multiply
    1,803,090,700.92x = 2,700,748,787.94 × 1,217,605,431.72
  4. Step 4: Simplify right side
    1,803,090,700.92x = 3,288,446,393,906,950,656
  5. Step 5: Solve for x
    x = 3,288,446,393,906,950,656/1,803,090,700.92
  6. Step 6: Final answer
    x = 1,823,783,125.40

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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.