Home / 208,421,984-445,527,168

Finding the Third Proportional to 208,421,984 and 445,527,168

Calculator

Solution

The third proportional to 208,421,984 and 445,527,168 is: 952,368,140.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,421,984 : 445,527,168 = 445,527,168 : x
  2. Step 2: Convert to fraction form
    208,421,984/445,527,168 = 445,527,168/x
  3. Step 3: Cross multiply
    208,421,984x = 445,527,168 × 445,527,168
  4. Step 4: Simplify right side
    208,421,984x = 198,494,457,426,100,224
  5. Step 5: Solve for x
    x = 198,494,457,426,100,224/208,421,984
  6. Step 6: Final answer
    x = 952,368,140.91

Related Problems

Find third proportional to 104,210,992 and 222,763,584
Half scale
Find third proportional to 416,843,968 and 891,054,336
Double scale
Find third proportional to 208,421,986 and 445,527,172
Similar ratio
Find third proportional to 312,632,976 and 668,290,752
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.