Home / 78,338,942-163,036,102

Finding the Third Proportional to 78,338,942 and 163,036,102

Calculator

Solution

The third proportional to 78,338,942 and 163,036,102 is: 339,304,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,338,942 : 163,036,102 = 163,036,102 : x
  2. Step 2: Convert to fraction form
    78,338,942/163,036,102 = 163,036,102/x
  3. Step 3: Cross multiply
    78,338,942x = 163,036,102 × 163,036,102
  4. Step 4: Simplify right side
    78,338,942x = 26,580,770,555,354,404
  5. Step 5: Solve for x
    x = 26,580,770,555,354,404/78,338,942
  6. Step 6: Final answer
    x = 339,304,691.60

Related Problems

Find third proportional to 39,169,471 and 81,518,051
Half scale
Find third proportional to 156,677,884 and 326,072,204
Double scale
Find third proportional to 78,338,944 and 163,036,106
Similar ratio
Find third proportional to 117,508,413 and 244,554,153
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.