Home / 145,719,212-315,652,239

Finding the Third Proportional to 145,719,212 and 315,652,239

Calculator

Solution

The third proportional to 145,719,212 and 315,652,239 is: 683,755,660.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,719,212 : 315,652,239 = 315,652,239 : x
  2. Step 2: Convert to fraction form
    145,719,212/315,652,239 = 315,652,239/x
  3. Step 3: Cross multiply
    145,719,212x = 315,652,239 × 315,652,239
  4. Step 4: Simplify right side
    145,719,212x = 99,636,335,985,713,120
  5. Step 5: Solve for x
    x = 99,636,335,985,713,120/145,719,212
  6. Step 6: Final answer
    x = 683,755,660.07

Related Problems

Find third proportional to 72,859,606 and 157,826,119.50
Half scale
Find third proportional to 291,438,424 and 631,304,478
Double scale
Find third proportional to 145,719,214 and 315,652,243
Similar ratio
Find third proportional to 218,578,818 and 473,478,358.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.