Home / 180,811,072-392,445,692

Finding the Third Proportional to 180,811,072 and 392,445,692

Calculator

Solution

The third proportional to 180,811,072 and 392,445,692 is: 851,793,086.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,811,072 : 392,445,692 = 392,445,692 : x
  2. Step 2: Convert to fraction form
    180,811,072/392,445,692 = 392,445,692/x
  3. Step 3: Cross multiply
    180,811,072x = 392,445,692 × 392,445,692
  4. Step 4: Simplify right side
    180,811,072x = 154,013,621,169,358,848
  5. Step 5: Solve for x
    x = 154,013,621,169,358,848/180,811,072
  6. Step 6: Final answer
    x = 851,793,086.93

Related Problems

Find third proportional to 90,405,536 and 196,222,846
Half scale
Find third proportional to 361,622,144 and 784,891,384
Double scale
Find third proportional to 180,811,074 and 392,445,696
Similar ratio
Find third proportional to 271,216,608 and 588,668,538
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.