Home / 898,346,057.35-1,347,519,086.03-438,047,292.55

Finding the Fourth Proportional to 898,346,057.35, 1,347,519,086.03 and 438,047,292.55

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Solution

The fourth proportional to 898,346,057.35, 1,347,519,086.03 and 438,047,292.55 is: 657,070,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,346,057.35 : 1,347,519,086.03 = 438,047,292.55 : x
  2. Step 2: Convert to fraction form
    898,346,057.35/1,347,519,086.03 = 438,047,292.55/x
  3. Step 3: Cross multiply
    898,346,057.35x = 1,347,519,086.03 × 438,047,292.55
  4. Step 4: Simplify right side
    898,346,057.35x = 590,277,087,292,701,824
  5. Step 5: Solve for x
    x = 590,277,087,292,701,824/898,346,057.35
  6. Step 6: Final answer
    x = 657,070,938.83

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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.