Home / 78,640,424-117,960,646

Finding the Third Proportional to 78,640,424 and 117,960,646

Calculator

Solution

The third proportional to 78,640,424 and 117,960,646 is: 176,940,984.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,640,424 : 117,960,646 = 117,960,646 : x
  2. Step 2: Convert to fraction form
    78,640,424/117,960,646 = 117,960,646/x
  3. Step 3: Cross multiply
    78,640,424x = 117,960,646 × 117,960,646
  4. Step 4: Simplify right side
    78,640,424x = 13,914,714,004,737,316
  5. Step 5: Solve for x
    x = 13,914,714,004,737,316/78,640,424
  6. Step 6: Final answer
    x = 176,940,984.00

Related Problems

Find third proportional to 39,320,212 and 58,980,323
Half scale
Find third proportional to 157,280,848 and 235,921,292
Double scale
Find third proportional to 78,640,426 and 117,960,649
Similar ratio
Find third proportional to 117,960,636 and 176,940,969
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.