Home / 144,063,508-315,449,288

Finding the Third Proportional to 144,063,508 and 315,449,288

Calculator

Solution

The third proportional to 144,063,508 and 315,449,288 is: 690,724,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,063,508 : 315,449,288 = 315,449,288 : x
  2. Step 2: Convert to fraction form
    144,063,508/315,449,288 = 315,449,288/x
  3. Step 3: Cross multiply
    144,063,508x = 315,449,288 × 315,449,288
  4. Step 4: Simplify right side
    144,063,508x = 99,508,253,299,706,944
  5. Step 5: Solve for x
    x = 99,508,253,299,706,944/144,063,508
  6. Step 6: Final answer
    x = 690,724,907.93

Related Problems

Find third proportional to 72,031,754 and 157,724,644
Half scale
Find third proportional to 288,127,016 and 630,898,576
Double scale
Find third proportional to 144,063,510 and 315,449,292
Similar ratio
Find third proportional to 216,095,262 and 473,173,932
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.