Home / 1,101,293,738.80-1,651,995,500.08-314,464,091.60

Finding the Fourth Proportional to 1,101,293,738.80, 1,651,995,500.08 and 314,464,091.60

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Solution

The fourth proportional to 1,101,293,738.80, 1,651,995,500.08 and 314,464,091.60 is: 471,711,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,293,738.80 : 1,651,995,500.08 = 314,464,091.60 : x
  2. Step 2: Convert to fraction form
    1,101,293,738.80/1,651,995,500.08 = 314,464,091.60/x
  3. Step 3: Cross multiply
    1,101,293,738.80x = 1,651,995,500.08 × 314,464,091.60
  4. Step 4: Simplify right side
    1,101,293,738.80x = 519,493,264,259,944,960
  5. Step 5: Solve for x
    x = 519,493,264,259,944,960/1,101,293,738.80
  6. Step 6: Final answer
    x = 471,711,811.26

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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.