Home / 8,536,968,553.75-12,806,098,661.44-2,642,124,007.15

Finding the Fourth Proportional to 8,536,968,553.75, 12,806,098,661.44 and 2,642,124,007.15

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Solution

The fourth proportional to 8,536,968,553.75, 12,806,098,661.44 and 2,642,124,007.15 is: 3,963,385,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536,968,553.75 : 12,806,098,661.44 = 2,642,124,007.15 : x
  2. Step 2: Convert to fraction form
    8,536,968,553.75/12,806,098,661.44 = 2,642,124,007.15/x
  3. Step 3: Cross multiply
    8,536,968,553.75x = 12,806,098,661.44 × 2,642,124,007.15
  4. Step 4: Simplify right side
    8,536,968,553.75x = 33,835,300,711,294,013,440
  5. Step 5: Solve for x
    x = 33,835,300,711,294,013,440/8,536,968,553.75
  6. Step 6: Final answer
    x = 3,963,385,890.23

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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.