Home / 10,631,509,500.80-15,947,264,251.20-6,277,944,828.80

Finding the Fourth Proportional to 10,631,509,500.80, 15,947,264,251.20 and 6,277,944,828.80

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Solution

The fourth proportional to 10,631,509,500.80, 15,947,264,251.20 and 6,277,944,828.80 is: 9,416,917,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,509,500.80 : 15,947,264,251.20 = 6,277,944,828.80 : x
  2. Step 2: Convert to fraction form
    10,631,509,500.80/15,947,264,251.20 = 6,277,944,828.80/x
  3. Step 3: Cross multiply
    10,631,509,500.80x = 15,947,264,251.20 × 6,277,944,828.80
  4. Step 4: Simplify right side
    10,631,509,500.80x = 100,116,045,139,328,155,648
  5. Step 5: Solve for x
    x = 100,116,045,139,328,155,648/10,631,509,500.80
  6. Step 6: Final answer
    x = 9,416,917,243.20

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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.