Home / 13,255,131,535.20-19,880,527,448.88-5,394,226,324.32

Finding the Fourth Proportional to 13,255,131,535.20, 19,880,527,448.88 and 5,394,226,324.32

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Solution

The fourth proportional to 13,255,131,535.20, 19,880,527,448.88 and 5,394,226,324.32 is: 8,090,456,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255,131,535.20 : 19,880,527,448.88 = 5,394,226,324.32 : x
  2. Step 2: Convert to fraction form
    13,255,131,535.20/19,880,527,448.88 = 5,394,226,324.32/x
  3. Step 3: Cross multiply
    13,255,131,535.20x = 19,880,527,448.88 × 5,394,226,324.32
  4. Step 4: Simplify right side
    13,255,131,535.20x = 107,240,064,506,114,834,432
  5. Step 5: Solve for x
    x = 107,240,064,506,114,834,432/13,255,131,535.20
  6. Step 6: Final answer
    x = 8,090,456,456.15

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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.