Home / 358,956,846-780,806,412

Finding the Third Proportional to 358,956,846 and 780,806,412

Calculator

Solution

The third proportional to 358,956,846 and 780,806,412 is: 1,698,417,678.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,956,846 : 780,806,412 = 780,806,412 : x
  2. Step 2: Convert to fraction form
    358,956,846/780,806,412 = 780,806,412/x
  3. Step 3: Cross multiply
    358,956,846x = 780,806,412 × 780,806,412
  4. Step 4: Simplify right side
    358,956,846x = 609,658,653,020,313,728
  5. Step 5: Solve for x
    x = 609,658,653,020,313,728/358,956,846
  6. Step 6: Final answer
    x = 1,698,417,678.38

Related Problems

Find third proportional to 179,478,423 and 390,403,206
Half scale
Find third proportional to 717,913,692 and 1,561,612,824
Double scale
Find third proportional to 358,956,848 and 780,806,416
Similar ratio
Find third proportional to 538,435,269 and 1,171,209,618
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.