Home / 100,698,980-155,496,840

Finding the Third Proportional to 100,698,980 and 155,496,840

Calculator

Solution

The third proportional to 100,698,980 and 155,496,840 is: 240,114,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,698,980 : 155,496,840 = 155,496,840 : x
  2. Step 2: Convert to fraction form
    100,698,980/155,496,840 = 155,496,840/x
  3. Step 3: Cross multiply
    100,698,980x = 155,496,840 × 155,496,840
  4. Step 4: Simplify right side
    100,698,980x = 24,179,267,249,985,600
  5. Step 5: Solve for x
    x = 24,179,267,249,985,600/100,698,980
  6. Step 6: Final answer
    x = 240,114,321.42

Related Problems

Find third proportional to 50,349,490 and 77,748,420
Half scale
Find third proportional to 201,397,960 and 310,993,680
Double scale
Find third proportional to 100,698,982 and 155,496,843
Similar ratio
Find third proportional to 151,048,470 and 233,245,260
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.