Home / 1,328,199,787.52-1,993,508,669.40-706,936,598

Finding the Fourth Proportional to 1,328,199,787.52, 1,993,508,669.40 and 706,936,598

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Solution

The fourth proportional to 1,328,199,787.52, 1,993,508,669.40 and 706,936,598 is: 1,061,048,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,199,787.52 : 1,993,508,669.40 = 706,936,598 : x
  2. Step 2: Convert to fraction form
    1,328,199,787.52/1,993,508,669.40 = 706,936,598/x
  3. Step 3: Cross multiply
    1,328,199,787.52x = 1,993,508,669.40 × 706,936,598
  4. Step 4: Simplify right side
    1,328,199,787.52x = 1,409,284,236,829,142,784
  5. Step 5: Solve for x
    x = 1,409,284,236,829,142,784/1,328,199,787.52
  6. Step 6: Final answer
    x = 1,061,048,382.99

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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.