Home / 316,565,912-687,276,112

Finding the Third Proportional to 316,565,912 and 687,276,112

Calculator

Solution

The third proportional to 316,565,912 and 687,276,112 is: 1,492,101,443.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,565,912 : 687,276,112 = 687,276,112 : x
  2. Step 2: Convert to fraction form
    316,565,912/687,276,112 = 687,276,112/x
  3. Step 3: Cross multiply
    316,565,912x = 687,276,112 × 687,276,112
  4. Step 4: Simplify right side
    316,565,912x = 472,348,454,125,836,544
  5. Step 5: Solve for x
    x = 472,348,454,125,836,544/316,565,912
  6. Step 6: Final answer
    x = 1,492,101,443.08

Related Problems

Find third proportional to 158,282,956 and 343,638,056
Half scale
Find third proportional to 633,131,824 and 1,374,552,224
Double scale
Find third proportional to 316,565,914 and 687,276,116
Similar ratio
Find third proportional to 474,848,868 and 1,030,914,168
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.