Home / 398,742,340,090-857,961,319,072

Finding the Third Proportional to 398,742,340,090 and 857,961,319,072

Calculator

Solution

The third proportional to 398,742,340,090 and 857,961,319,072 is: 1,846,048,314,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,742,340,090 : 857,961,319,072 = 857,961,319,072 : x
  2. Step 2: Convert to fraction form
    398,742,340,090/857,961,319,072 = 857,961,319,072/x
  3. Step 3: Cross multiply
    398,742,340,090x = 857,961,319,072 × 857,961,319,072
  4. Step 4: Simplify right side
    398,742,340,090x = 736,097,625,023,766,176,202,752
  5. Step 5: Solve for x
    x = 736,097,625,023,766,176,202,752/398,742,340,090
  6. Step 6: Final answer
    x = 1,846,048,314,953.52

Related Problems

Find third proportional to 199,371,170,045 and 428,980,659,536
Half scale
Find third proportional to 797,484,680,180 and 1,715,922,638,144
Double scale
Find third proportional to 398,742,340,092 and 857,961,319,076
Similar ratio
Find third proportional to 598,113,510,135 and 1,286,941,978,608
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.