Home / 143,064,451-309,901,787

Finding the Third Proportional to 143,064,451 and 309,901,787

Calculator

Solution

The third proportional to 143,064,451 and 309,901,787 is: 671,299,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,064,451 : 309,901,787 = 309,901,787 : x
  2. Step 2: Convert to fraction form
    143,064,451/309,901,787 = 309,901,787/x
  3. Step 3: Cross multiply
    143,064,451x = 309,901,787 × 309,901,787
  4. Step 4: Simplify right side
    143,064,451x = 96,039,117,585,793,376
  5. Step 5: Solve for x
    x = 96,039,117,585,793,376/143,064,451
  6. Step 6: Final answer
    x = 671,299,661.90

Related Problems

Find third proportional to 71,532,225.50 and 154,950,893.50
Half scale
Find third proportional to 286,128,902 and 619,803,574
Double scale
Find third proportional to 143,064,453 and 309,901,791
Similar ratio
Find third proportional to 214,596,676.50 and 464,852,680.50
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.