Home / 170,430,254.64-255,656,143.92-72,043,615.20

Finding the Fourth Proportional to 170,430,254.64, 255,656,143.92 and 72,043,615.20

Calculator

Solution

The fourth proportional to 170,430,254.64, 255,656,143.92 and 72,043,615.20 is: 108,069,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,430,254.64 : 255,656,143.92 = 72,043,615.20 : x
  2. Step 2: Convert to fraction form
    170,430,254.64/255,656,143.92 = 72,043,615.20/x
  3. Step 3: Cross multiply
    170,430,254.64x = 255,656,143.92 × 72,043,615.20
  4. Step 4: Simplify right side
    170,430,254.64x = 18,418,392,856,088,300
  5. Step 5: Solve for x
    x = 18,418,392,856,088,300/170,430,254.64
  6. Step 6: Final answer
    x = 108,069,972.05

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.