Home / 685,221,136-1,015,388,040

Finding the Third Proportional to 685,221,136 and 1,015,388,040

Calculator

Solution

The third proportional to 685,221,136 and 1,015,388,040 is: 1,504,642,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,221,136 : 1,015,388,040 = 1,015,388,040 : x
  2. Step 2: Convert to fraction form
    685,221,136/1,015,388,040 = 1,015,388,040/x
  3. Step 3: Cross multiply
    685,221,136x = 1,015,388,040 × 1,015,388,040
  4. Step 4: Simplify right side
    685,221,136x = 1,031,012,871,775,041,536
  5. Step 5: Solve for x
    x = 1,031,012,871,775,041,536/685,221,136
  6. Step 6: Final answer
    x = 1,504,642,541.81

Related Problems

Find third proportional to 342,610,568 and 507,694,020
Half scale
Find third proportional to 1,370,442,272 and 2,030,776,080
Double scale
Find third proportional to 685,221,138 and 1,015,388,043
Similar ratio
Find third proportional to 1,027,831,704 and 1,523,082,060
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.