Home / 18,622,547,998.80-27,933,821,998.20-16,602,221,893.20

Finding the Fourth Proportional to 18,622,547,998.80, 27,933,821,998.20 and 16,602,221,893.20

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Solution

The fourth proportional to 18,622,547,998.80, 27,933,821,998.20 and 16,602,221,893.20 is: 24,903,332,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622,547,998.80 : 27,933,821,998.20 = 16,602,221,893.20 : x
  2. Step 2: Convert to fraction form
    18,622,547,998.80/27,933,821,998.20 = 16,602,221,893.20/x
  3. Step 3: Cross multiply
    18,622,547,998.80x = 27,933,821,998.20 × 16,602,221,893.20
  4. Step 4: Simplify right side
    18,622,547,998.80x = 463,763,511,139,267,837,952
  5. Step 5: Solve for x
    x = 463,763,511,139,267,837,952/18,622,547,998.80
  6. Step 6: Final answer
    x = 24,903,332,839.80

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Double scale
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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.