Home / 201,397,890-310,993,572

Finding the Third Proportional to 201,397,890 and 310,993,572

Calculator

Solution

The third proportional to 201,397,890 and 310,993,572 is: 480,228,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397,890 : 310,993,572 = 310,993,572 : x
  2. Step 2: Convert to fraction form
    201,397,890/310,993,572 = 310,993,572/x
  3. Step 3: Cross multiply
    201,397,890x = 310,993,572 × 310,993,572
  4. Step 4: Simplify right side
    201,397,890x = 96,717,001,825,319,184
  5. Step 5: Solve for x
    x = 96,717,001,825,319,184/201,397,890
  6. Step 6: Final answer
    x = 480,228,476.20

Related Problems

Find third proportional to 100,698,945 and 155,496,786
Half scale
Find third proportional to 402,795,780 and 621,987,144
Double scale
Find third proportional to 201,397,892 and 310,993,575
Similar ratio
Find third proportional to 302,096,835 and 466,490,358
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.