Home / 20,362,078,201.39-30,547,513,513.80-6,198,151,532.38

Finding the Fourth Proportional to 20,362,078,201.39, 30,547,513,513.80 and 6,198,151,532.38

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Solution

The fourth proportional to 20,362,078,201.39, 30,547,513,513.80 and 6,198,151,532.38 is: 9,298,565,491.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362,078,201.39 : 30,547,513,513.80 = 6,198,151,532.38 : x
  2. Step 2: Convert to fraction form
    20,362,078,201.39/30,547,513,513.80 = 6,198,151,532.38/x
  3. Step 3: Cross multiply
    20,362,078,201.39x = 30,547,513,513.80 × 6,198,151,532.38
  4. Step 4: Simplify right side
    20,362,078,201.39x = 189,338,117,695,958,220,800
  5. Step 5: Solve for x
    x = 189,338,117,695,958,220,800/20,362,078,201.39
  6. Step 6: Final answer
    x = 9,298,565,491.37

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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.