Home / 492,667,396-688,778,015

Finding the Third Proportional to 492,667,396 and 688,778,015

Calculator

Solution

The third proportional to 492,667,396 and 688,778,015 is: 962,952,202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,667,396 : 688,778,015 = 688,778,015 : x
  2. Step 2: Convert to fraction form
    492,667,396/688,778,015 = 688,778,015/x
  3. Step 3: Cross multiply
    492,667,396x = 688,778,015 × 688,778,015
  4. Step 4: Simplify right side
    492,667,396x = 474,415,153,947,340,224
  5. Step 5: Solve for x
    x = 474,415,153,947,340,224/492,667,396
  6. Step 6: Final answer
    x = 962,952,202.23

Related Problems

Find third proportional to 246,333,698 and 344,389,007.50
Half scale
Find third proportional to 985,334,792 and 1,377,556,030
Double scale
Find third proportional to 492,667,398 and 688,778,018
Similar ratio
Find third proportional to 739,001,094 and 1,033,167,022.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.