Home / 802,554,801,787.10-1,203,945,288,322.20-257,820,641,734.86

Finding the Fourth Proportional to 802,554,801,787.10, 1,203,945,288,322.20 and 257,820,641,734.86

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Solution

The fourth proportional to 802,554,801,787.10, 1,203,945,288,322.20 and 257,820,641,734.86 is: 386,767,291,352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,554,801,787.10 : 1,203,945,288,322.20 = 257,820,641,734.86 : x
  2. Step 2: Convert to fraction form
    802,554,801,787.10/1,203,945,288,322.20 = 257,820,641,734.86/x
  3. Step 3: Cross multiply
    802,554,801,787.10x = 1,203,945,288,322.20 × 257,820,641,734.86
  4. Step 4: Simplify right side
    802,554,801,787.10x = 310,401,946,848,890,640,662,528
  5. Step 5: Solve for x
    x = 310,401,946,848,890,640,662,528/802,554,801,787.10
  6. Step 6: Final answer
    x = 386,767,291,352.19

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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.