Home / 242,877,974-355,207,940

Finding the Third Proportional to 242,877,974 and 355,207,940

Calculator

Solution

The third proportional to 242,877,974 and 355,207,940 is: 519,490,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,877,974 : 355,207,940 = 355,207,940 : x
  2. Step 2: Convert to fraction form
    242,877,974/355,207,940 = 355,207,940/x
  3. Step 3: Cross multiply
    242,877,974x = 355,207,940 × 355,207,940
  4. Step 4: Simplify right side
    242,877,974x = 126,172,680,639,043,600
  5. Step 5: Solve for x
    x = 126,172,680,639,043,600/242,877,974
  6. Step 6: Final answer
    x = 519,490,007.93

Related Problems

Find third proportional to 121,438,987 and 177,603,970
Half scale
Find third proportional to 485,755,948 and 710,415,880
Double scale
Find third proportional to 242,877,976 and 355,207,943
Similar ratio
Find third proportional to 364,316,961 and 532,811,910
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.