Home / 180,017,028-392,742,420

Finding the Third Proportional to 180,017,028 and 392,742,420

Calculator

Solution

The third proportional to 180,017,028 and 392,742,420 is: 856,844,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,017,028 : 392,742,420 = 392,742,420 : x
  2. Step 2: Convert to fraction form
    180,017,028/392,742,420 = 392,742,420/x
  3. Step 3: Cross multiply
    180,017,028x = 392,742,420 × 392,742,420
  4. Step 4: Simplify right side
    180,017,028x = 154,246,608,467,456,384
  5. Step 5: Solve for x
    x = 154,246,608,467,456,384/180,017,028
  6. Step 6: Final answer
    x = 856,844,545.10

Related Problems

Find third proportional to 90,008,514 and 196,371,210
Half scale
Find third proportional to 360,034,056 and 785,484,840
Double scale
Find third proportional to 180,017,030 and 392,742,424
Similar ratio
Find third proportional to 270,025,542 and 589,113,630
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.