Home / 297,502,658-642,808,708

Finding the Third Proportional to 297,502,658 and 642,808,708

Calculator

Solution

The third proportional to 297,502,658 and 642,808,708 is: 1,388,905,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,502,658 : 642,808,708 = 642,808,708 : x
  2. Step 2: Convert to fraction form
    297,502,658/642,808,708 = 642,808,708/x
  3. Step 3: Cross multiply
    297,502,658x = 642,808,708 × 642,808,708
  4. Step 4: Simplify right side
    297,502,658x = 413,203,035,080,629,248
  5. Step 5: Solve for x
    x = 413,203,035,080,629,248/297,502,658
  6. Step 6: Final answer
    x = 1,388,905,355.87

Related Problems

Find third proportional to 148,751,329 and 321,404,354
Half scale
Find third proportional to 595,005,316 and 1,285,617,416
Double scale
Find third proportional to 297,502,660 and 642,808,712
Similar ratio
Find third proportional to 446,253,987 and 964,213,062
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.