Home / 317,379,002-490,218,030

Finding the Third Proportional to 317,379,002 and 490,218,030

Calculator

Solution

The third proportional to 317,379,002 and 490,218,030 is: 757,182,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,379,002 : 490,218,030 = 490,218,030 : x
  2. Step 2: Convert to fraction form
    317,379,002/490,218,030 = 490,218,030/x
  3. Step 3: Cross multiply
    317,379,002x = 490,218,030 × 490,218,030
  4. Step 4: Simplify right side
    317,379,002x = 240,313,716,937,080,896
  5. Step 5: Solve for x
    x = 240,313,716,937,080,896/317,379,002
  6. Step 6: Final answer
    x = 757,182,155.79

Related Problems

Find third proportional to 158,689,501 and 245,109,015
Half scale
Find third proportional to 634,758,004 and 980,436,060
Double scale
Find third proportional to 317,379,004 and 490,218,033
Similar ratio
Find third proportional to 476,068,503 and 735,327,045
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.