Home / 868,554,609.45-1,198,599,770.48-497,348,385.45

Finding the Fourth Proportional to 868,554,609.45, 1,198,599,770.48 and 497,348,385.45

Calculator

Solution

The fourth proportional to 868,554,609.45, 1,198,599,770.48 and 497,348,385.45 is: 686,337,570.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,554,609.45 : 1,198,599,770.48 = 497,348,385.45 : x
  2. Step 2: Convert to fraction form
    868,554,609.45/1,198,599,770.48 = 497,348,385.45/x
  3. Step 3: Cross multiply
    868,554,609.45x = 1,198,599,770.48 × 497,348,385.45
  4. Step 4: Simplify right side
    868,554,609.45x = 596,121,660,646,481,792
  5. Step 5: Solve for x
    x = 596,121,660,646,481,792/868,554,609.45
  6. Step 6: Final answer
    x = 686,337,570.67

Related Problems

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.