Home / 458,468,713.60-687,703,070.40-416,142,390.40

Finding the Fourth Proportional to 458,468,713.60, 687,703,070.40 and 416,142,390.40

Calculator

Solution

The fourth proportional to 458,468,713.60, 687,703,070.40 and 416,142,390.40 is: 624,213,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,468,713.60 : 687,703,070.40 = 416,142,390.40 : x
  2. Step 2: Convert to fraction form
    458,468,713.60/687,703,070.40 = 416,142,390.40/x
  3. Step 3: Cross multiply
    458,468,713.60x = 687,703,070.40 × 416,142,390.40
  4. Step 4: Simplify right side
    458,468,713.60x = 286,182,399,601,675,456
  5. Step 5: Solve for x
    x = 286,182,399,601,675,456/458,468,713.60
  6. Step 6: Final answer
    x = 624,213,585.60

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.