Home / 390,010,234,940-790,986,669,568

Finding the Third Proportional to 390,010,234,940 and 790,986,669,568

Calculator

Solution

The third proportional to 390,010,234,940 and 790,986,669,568 is: 1,604,214,083,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,010,234,940 : 790,986,669,568 = 790,986,669,568 : x
  2. Step 2: Convert to fraction form
    390,010,234,940/790,986,669,568 = 790,986,669,568/x
  3. Step 3: Cross multiply
    390,010,234,940x = 790,986,669,568 × 790,986,669,568
  4. Step 4: Simplify right side
    390,010,234,940x = 625,659,911,434,276,467,376,128
  5. Step 5: Solve for x
    x = 625,659,911,434,276,467,376,128/390,010,234,940
  6. Step 6: Final answer
    x = 1,604,214,083,075.36

Related Problems

Find third proportional to 195,005,117,470 and 395,493,334,784
Half scale
Find third proportional to 780,020,469,880 and 1,581,973,339,136
Double scale
Find third proportional to 390,010,234,942 and 790,986,669,572
Similar ratio
Find third proportional to 585,015,352,410 and 1,186,480,004,352
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.