Home / 8,516,417,502-18,638,308,419

Finding the Third Proportional to 8,516,417,502 and 18,638,308,419

Calculator

Solution

The third proportional to 8,516,417,502 and 18,638,308,419 is: 40,790,219,671.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516,417,502 : 18,638,308,419 = 18,638,308,419 : x
  2. Step 2: Convert to fraction form
    8,516,417,502/18,638,308,419 = 18,638,308,419/x
  3. Step 3: Cross multiply
    8,516,417,502x = 18,638,308,419 × 18,638,308,419
  4. Step 4: Simplify right side
    8,516,417,502x = 347,386,540,721,766,268,928
  5. Step 5: Solve for x
    x = 347,386,540,721,766,268,928/8,516,417,502
  6. Step 6: Final answer
    x = 40,790,219,671.62

Related Problems

Find third proportional to 4,258,208,751 and 9,319,154,209.50
Half scale
Find third proportional to 17,032,835,004 and 37,276,616,838
Double scale
Find third proportional to 8,516,417,504 and 18,638,308,423
Similar ratio
Find third proportional to 12,774,626,253 and 27,957,462,628.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.