Home / 1,463,341,661.07-2,019,359,242.70-828,248,517.25

Finding the Fourth Proportional to 1,463,341,661.07, 2,019,359,242.70 and 828,248,517.25

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Solution

The fourth proportional to 1,463,341,661.07, 2,019,359,242.70 and 828,248,517.25 is: 1,142,953,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,341,661.07 : 2,019,359,242.70 = 828,248,517.25 : x
  2. Step 2: Convert to fraction form
    1,463,341,661.07/2,019,359,242.70 = 828,248,517.25/x
  3. Step 3: Cross multiply
    1,463,341,661.07x = 2,019,359,242.70 × 828,248,517.25
  4. Step 4: Simplify right side
    1,463,341,661.07x = 1,672,531,298,555,315,456
  5. Step 5: Solve for x
    x = 1,672,531,298,555,315,456/1,463,341,661.07
  6. Step 6: Final answer
    x = 1,142,953,380.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.