Home / 55,778,868-121,435,078.50

Finding the Third Proportional to 55,778,868 and 121,435,078.50

Calculator

Solution

The third proportional to 55,778,868 and 121,435,078.50 is: 264,373,925.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,778,868 : 121,435,078.50 = 121,435,078.50 : x
  2. Step 2: Convert to fraction form
    55,778,868/121,435,078.50 = 121,435,078.50/x
  3. Step 3: Cross multiply
    55,778,868x = 121,435,078.50 × 121,435,078.50
  4. Step 4: Simplify right side
    55,778,868x = 14,746,478,290,301,162
  5. Step 5: Solve for x
    x = 14,746,478,290,301,162/55,778,868
  6. Step 6: Final answer
    x = 264,373,925.45

Related Problems

Find third proportional to 27,889,434 and 60,717,539.25
Half scale
Find third proportional to 111,557,736 and 242,870,157
Double scale
Find third proportional to 55,778,870 and 121,435,083
Similar ratio
Find third proportional to 83,668,302 and 182,152,617.75
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.