Home / 307,417,513-669,418,324

Finding the Third Proportional to 307,417,513 and 669,418,324

Calculator

Solution

The third proportional to 307,417,513 and 669,418,324 is: 1,457,694,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,417,513 : 669,418,324 = 669,418,324 : x
  2. Step 2: Convert to fraction form
    307,417,513/669,418,324 = 669,418,324/x
  3. Step 3: Cross multiply
    307,417,513x = 669,418,324 × 669,418,324
  4. Step 4: Simplify right side
    307,417,513x = 448,120,892,506,968,960
  5. Step 5: Solve for x
    x = 448,120,892,506,968,960/307,417,513
  6. Step 6: Final answer
    x = 1,457,694,742.68

Related Problems

Find third proportional to 153,708,756.50 and 334,709,162
Half scale
Find third proportional to 614,835,026 and 1,338,836,648
Double scale
Find third proportional to 307,417,515 and 669,418,328
Similar ratio
Find third proportional to 461,126,269.50 and 1,004,127,486
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.