Home / 81,211,672-175,367,076

Finding the Third Proportional to 81,211,672 and 175,367,076

Calculator

Solution

The third proportional to 81,211,672 and 175,367,076 is: 378,684,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,211,672 : 175,367,076 = 175,367,076 : x
  2. Step 2: Convert to fraction form
    81,211,672/175,367,076 = 175,367,076/x
  3. Step 3: Cross multiply
    81,211,672x = 175,367,076 × 175,367,076
  4. Step 4: Simplify right side
    81,211,672x = 30,753,611,344,789,776
  5. Step 5: Solve for x
    x = 30,753,611,344,789,776/81,211,672
  6. Step 6: Final answer
    x = 378,684,622.39

Related Problems

Find third proportional to 40,605,836 and 87,683,538
Half scale
Find third proportional to 162,423,344 and 350,734,152
Double scale
Find third proportional to 81,211,674 and 175,367,080
Similar ratio
Find third proportional to 121,817,508 and 263,050,614
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.