Home / 490,345,840-731,266,584

Finding the Third Proportional to 490,345,840 and 731,266,584

Calculator

Solution

The third proportional to 490,345,840 and 731,266,584 is: 1,090,558,485.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,345,840 : 731,266,584 = 731,266,584 : x
  2. Step 2: Convert to fraction form
    490,345,840/731,266,584 = 731,266,584/x
  3. Step 3: Cross multiply
    490,345,840x = 731,266,584 × 731,266,584
  4. Step 4: Simplify right side
    490,345,840x = 534,750,816,875,029,056
  5. Step 5: Solve for x
    x = 534,750,816,875,029,056/490,345,840
  6. Step 6: Final answer
    x = 1,090,558,485.98

Related Problems

Find third proportional to 245,172,920 and 365,633,292
Half scale
Find third proportional to 980,691,680 and 1,462,533,168
Double scale
Find third proportional to 490,345,842 and 731,266,587
Similar ratio
Find third proportional to 735,518,760 and 1,096,899,876
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.