Home / 123,786,189,967.08-170,825,520,645.78-70,325,096,039.40

Finding the Fourth Proportional to 123,786,189,967.08, 170,825,520,645.78 and 70,325,096,039.40

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Solution

The fourth proportional to 123,786,189,967.08, 170,825,520,645.78 and 70,325,096,039.40 is: 97,048,961,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,786,189,967.08 : 170,825,520,645.78 = 70,325,096,039.40 : x
  2. Step 2: Convert to fraction form
    123,786,189,967.08/170,825,520,645.78 = 70,325,096,039.40/x
  3. Step 3: Cross multiply
    123,786,189,967.08x = 170,825,520,645.78 × 70,325,096,039.40
  4. Step 4: Simplify right side
    123,786,189,967.08x = 12,013,321,145,394,984,386,560
  5. Step 5: Solve for x
    x = 12,013,321,145,394,984,386,560/123,786,189,967.08
  6. Step 6: Final answer
    x = 97,048,961,185.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.