Home / 42,975,400-66,641,676

Finding the Third Proportional to 42,975,400 and 66,641,676

Calculator

Solution

The third proportional to 42,975,400 and 66,641,676 is: 103,340,817.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,975,400 : 66,641,676 = 66,641,676 : x
  2. Step 2: Convert to fraction form
    42,975,400/66,641,676 = 66,641,676/x
  3. Step 3: Cross multiply
    42,975,400x = 66,641,676 × 66,641,676
  4. Step 4: Simplify right side
    42,975,400x = 4,441,112,980,088,976
  5. Step 5: Solve for x
    x = 4,441,112,980,088,976/42,975,400
  6. Step 6: Final answer
    x = 103,340,817.77

Related Problems

Find third proportional to 21,487,700 and 33,320,838
Half scale
Find third proportional to 85,950,800 and 133,283,352
Double scale
Find third proportional to 42,975,402 and 66,641,679
Similar ratio
Find third proportional to 64,463,100 and 99,962,514
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.