Home / 278,919,660-608,060,565

Finding the Third Proportional to 278,919,660 and 608,060,565

Calculator

Solution

The third proportional to 278,919,660 and 608,060,565 is: 1,325,606,272.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,919,660 : 608,060,565 = 608,060,565 : x
  2. Step 2: Convert to fraction form
    278,919,660/608,060,565 = 608,060,565/x
  3. Step 3: Cross multiply
    278,919,660x = 608,060,565 × 608,060,565
  4. Step 4: Simplify right side
    278,919,660x = 369,737,650,708,119,232
  5. Step 5: Solve for x
    x = 369,737,650,708,119,232/278,919,660
  6. Step 6: Final answer
    x = 1,325,606,272.10

Related Problems

Find third proportional to 139,459,830 and 304,030,282.50
Half scale
Find third proportional to 557,839,320 and 1,216,121,130
Double scale
Find third proportional to 278,919,662 and 608,060,569
Similar ratio
Find third proportional to 418,379,490 and 912,090,847.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.