Home / 780,024,197.10-1,170,036,295.65-320,292,302.70

Finding the Fourth Proportional to 780,024,197.10, 1,170,036,295.65 and 320,292,302.70

Calculator

Solution

The fourth proportional to 780,024,197.10, 1,170,036,295.65 and 320,292,302.70 is: 480,438,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,024,197.10 : 1,170,036,295.65 = 320,292,302.70 : x
  2. Step 2: Convert to fraction form
    780,024,197.10/1,170,036,295.65 = 320,292,302.70/x
  3. Step 3: Cross multiply
    780,024,197.10x = 1,170,036,295.65 × 320,292,302.70
  4. Step 4: Simplify right side
    780,024,197.10x = 374,753,619,376,316,480
  5. Step 5: Solve for x
    x = 374,753,619,376,316,480/780,024,197.10
  6. Step 6: Final answer
    x = 480,438,454.05

Related Problems

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.