Home / 290,040,390-460,022,076

Finding the Third Proportional to 290,040,390 and 460,022,076

Calculator

Solution

The third proportional to 290,040,390 and 460,022,076 is: 729,623,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,040,390 : 460,022,076 = 460,022,076 : x
  2. Step 2: Convert to fraction form
    290,040,390/460,022,076 = 460,022,076/x
  3. Step 3: Cross multiply
    290,040,390x = 460,022,076 × 460,022,076
  4. Step 4: Simplify right side
    290,040,390x = 211,620,310,407,349,760
  5. Step 5: Solve for x
    x = 211,620,310,407,349,760/290,040,390
  6. Step 6: Final answer
    x = 729,623,589.35

Related Problems

Find third proportional to 145,020,195 and 230,011,038
Half scale
Find third proportional to 580,080,780 and 920,044,152
Double scale
Find third proportional to 290,040,392 and 460,022,079
Similar ratio
Find third proportional to 435,060,585 and 690,033,114
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.