Home / 99,038,180-217,208,240

Finding the Third Proportional to 99,038,180 and 217,208,240

Calculator

Solution

The third proportional to 99,038,180 and 217,208,240 is: 476,376,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,038,180 : 217,208,240 = 217,208,240 : x
  2. Step 2: Convert to fraction form
    99,038,180/217,208,240 = 217,208,240/x
  3. Step 3: Cross multiply
    99,038,180x = 217,208,240 × 217,208,240
  4. Step 4: Simplify right side
    99,038,180x = 47,179,419,523,897,600
  5. Step 5: Solve for x
    x = 47,179,419,523,897,600/99,038,180
  6. Step 6: Final answer
    x = 476,376,075.61

Related Problems

Find third proportional to 49,519,090 and 108,604,120
Half scale
Find third proportional to 198,076,360 and 434,416,480
Double scale
Find third proportional to 99,038,182 and 217,208,244
Similar ratio
Find third proportional to 148,557,270 and 325,812,360
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.