Home / 808,615,511,348.10-1,212,997,830,873.70-264,066,863,182.03

Finding the Fourth Proportional to 808,615,511,348.10, 1,212,997,830,873.70 and 264,066,863,182.03

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Solution

The fourth proportional to 808,615,511,348.10, 1,212,997,830,873.70 and 264,066,863,182.03 is: 396,124,644,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,615,511,348.10 : 1,212,997,830,873.70 = 264,066,863,182.03 : x
  2. Step 2: Convert to fraction form
    808,615,511,348.10/1,212,997,830,873.70 = 264,066,863,182.03/x
  3. Step 3: Cross multiply
    808,615,511,348.10x = 1,212,997,830,873.70 × 264,066,863,182.03
  4. Step 4: Simplify right side
    808,615,511,348.10x = 320,312,532,245,424,457,646,080
  5. Step 5: Solve for x
    x = 320,312,532,245,424,457,646,080/808,615,511,348.10
  6. Step 6: Final answer
    x = 396,124,644,840.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.