Home / 575,942,922.05-794,795,566.14-311,619,113.15

Finding the Fourth Proportional to 575,942,922.05, 794,795,566.14 and 311,619,113.15

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Solution

The fourth proportional to 575,942,922.05, 794,795,566.14 and 311,619,113.15 is: 430,031,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,942,922.05 : 794,795,566.14 = 311,619,113.15 : x
  2. Step 2: Convert to fraction form
    575,942,922.05/794,795,566.14 = 311,619,113.15/x
  3. Step 3: Cross multiply
    575,942,922.05x = 794,795,566.14 × 311,619,113.15
  4. Step 4: Simplify right side
    575,942,922.05x = 247,673,489,452,124,960
  5. Step 5: Solve for x
    x = 247,673,489,452,124,960/575,942,922.05
  6. Step 6: Final answer
    x = 430,031,310.35

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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.