Home / 292,736,946-390,262,896

Finding the Third Proportional to 292,736,946 and 390,262,896

Calculator

Solution

The third proportional to 292,736,946 and 390,262,896 is: 520,279,828.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,736,946 : 390,262,896 = 390,262,896 : x
  2. Step 2: Convert to fraction form
    292,736,946/390,262,896 = 390,262,896/x
  3. Step 3: Cross multiply
    292,736,946x = 390,262,896 × 390,262,896
  4. Step 4: Simplify right side
    292,736,946x = 152,305,127,994,306,816
  5. Step 5: Solve for x
    x = 152,305,127,994,306,816/292,736,946
  6. Step 6: Final answer
    x = 520,279,828.27

Related Problems

Find third proportional to 146,368,473 and 195,131,448
Half scale
Find third proportional to 585,473,892 and 780,525,792
Double scale
Find third proportional to 292,736,948 and 390,262,899
Similar ratio
Find third proportional to 439,105,419 and 585,394,344
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.