Home / 7,838,941,371.80-11,758,412,057.70-2,669,083,323.80

Finding the Fourth Proportional to 7,838,941,371.80, 11,758,412,057.70 and 2,669,083,323.80

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Solution

The fourth proportional to 7,838,941,371.80, 11,758,412,057.70 and 2,669,083,323.80 is: 4,003,624,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,941,371.80 : 11,758,412,057.70 = 2,669,083,323.80 : x
  2. Step 2: Convert to fraction form
    7,838,941,371.80/11,758,412,057.70 = 2,669,083,323.80/x
  3. Step 3: Cross multiply
    7,838,941,371.80x = 11,758,412,057.70 × 2,669,083,323.80
  4. Step 4: Simplify right side
    7,838,941,371.80x = 31,384,181,537,575,919,616
  5. Step 5: Solve for x
    x = 31,384,181,537,575,919,616/7,838,941,371.80
  6. Step 6: Final answer
    x = 4,003,624,985.70

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1.5x scale

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.