Home / 71,431,070-155,039,356

Finding the Third Proportional to 71,431,070 and 155,039,356

Calculator

Solution

The third proportional to 71,431,070 and 155,039,356 is: 336,509,055.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,431,070 : 155,039,356 = 155,039,356 : x
  2. Step 2: Convert to fraction form
    71,431,070/155,039,356 = 155,039,356/x
  3. Step 3: Cross multiply
    71,431,070x = 155,039,356 × 155,039,356
  4. Step 4: Simplify right side
    71,431,070x = 24,037,201,908,894,736
  5. Step 5: Solve for x
    x = 24,037,201,908,894,736/71,431,070
  6. Step 6: Final answer
    x = 336,509,055.64

Related Problems

Find third proportional to 35,715,535 and 77,519,678
Half scale
Find third proportional to 142,862,140 and 310,078,712
Double scale
Find third proportional to 71,431,072 and 155,039,360
Similar ratio
Find third proportional to 107,146,605 and 232,559,034
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.