Home / 2,220,852,823.07-3,065,105,832.92-1,406,189,961.15

Finding the Fourth Proportional to 2,220,852,823.07, 3,065,105,832.92 and 1,406,189,961.15

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Solution

The fourth proportional to 2,220,852,823.07, 3,065,105,832.92 and 1,406,189,961.15 is: 1,940,750,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,852,823.07 : 3,065,105,832.92 = 1,406,189,961.15 : x
  2. Step 2: Convert to fraction form
    2,220,852,823.07/3,065,105,832.92 = 1,406,189,961.15/x
  3. Step 3: Cross multiply
    2,220,852,823.07x = 3,065,105,832.92 × 1,406,189,961.15
  4. Step 4: Simplify right side
    2,220,852,823.07x = 4,310,121,052,114,413,568
  5. Step 5: Solve for x
    x = 4,310,121,052,114,413,568/2,220,852,823.07
  6. Step 6: Final answer
    x = 1,940,750,421.34

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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.