Home / 310,296,890-462,754,503

Finding the Third Proportional to 310,296,890 and 462,754,503

Calculator

Solution

The third proportional to 310,296,890 and 462,754,503 is: 690,118,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,296,890 : 462,754,503 = 462,754,503 : x
  2. Step 2: Convert to fraction form
    310,296,890/462,754,503 = 462,754,503/x
  3. Step 3: Cross multiply
    310,296,890x = 462,754,503 × 462,754,503
  4. Step 4: Simplify right side
    310,296,890x = 214,141,730,046,777,024
  5. Step 5: Solve for x
    x = 214,141,730,046,777,024/310,296,890
  6. Step 6: Final answer
    x = 690,118,840.85

Related Problems

Find third proportional to 155,148,445 and 231,377,251.50
Half scale
Find third proportional to 620,593,780 and 925,509,006
Double scale
Find third proportional to 310,296,892 and 462,754,506
Similar ratio
Find third proportional to 465,445,335 and 694,131,754.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.