Home / 402,953,250-867,553,651.50

Finding the Third Proportional to 402,953,250 and 867,553,651.50

Calculator

Solution

The third proportional to 402,953,250 and 867,553,651.50 is: 1,867,832,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,953,250 : 867,553,651.50 = 867,553,651.50 : x
  2. Step 2: Convert to fraction form
    402,953,250/867,553,651.50 = 867,553,651.50/x
  3. Step 3: Cross multiply
    402,953,250x = 867,553,651.50 × 867,553,651.50
  4. Step 4: Simplify right side
    402,953,250x = 752,649,338,230,983,424
  5. Step 5: Solve for x
    x = 752,649,338,230,983,424/402,953,250
  6. Step 6: Final answer
    x = 1,867,832,901.78

Related Problems

Find third proportional to 201,476,625 and 433,776,825.75
Half scale
Find third proportional to 805,906,500 and 1,735,107,303
Double scale
Find third proportional to 402,953,252 and 867,553,656
Similar ratio
Find third proportional to 604,429,875 and 1,301,330,477.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.